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Finding the Fourth Proportional to 3,195.00, 4,792.49 and 886.50

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Solution

The fourth proportional to 3,195.00, 4,792.49 and 886.50 is: 1,329.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,195.00 : 4,792.49 = 886.50 : x
  2. Step 2: Convert to fraction form
    3,195.00/4,792.49 = 886.50/x
  3. Step 3: Cross multiply
    3,195.00x = 4,792.49 × 886.50
  4. Step 4: Simplify right side
    3,195.00x = 4,248,513.99
  5. Step 5: Solve for x
    x = 4,248,513.99/3,195.00
  6. Step 6: Final answer
    x = 1,329.74

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,196, 4,793.98 and 887.50
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.