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Finding the Fourth Proportional to 3,248, 4,482.56 and 1,850.76

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Solution

The fourth proportional to 3,248, 4,482.56 and 1,850.76 is: 2,554.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,248 : 4,482.56 = 1,850.76 : x
  2. Step 2: Convert to fraction form
    3,248/4,482.56 = 1,850.76/x
  3. Step 3: Cross multiply
    3,248x = 4,482.56 × 1,850.76
  4. Step 4: Simplify right side
    3,248x = 8,296,142.75
  5. Step 5: Solve for x
    x = 8,296,142.75/3,248
  6. Step 6: Final answer
    x = 2,554.23

Related Problems

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Half scale
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Double scale
Find fourth proportional to 3,249, 4,483.94 and 1,851.76
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.