Home / 6,193.50-9,291.09-1,810.38

Finding the Fourth Proportional to 6,193.50, 9,291.09 and 1,810.38

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Solution

The fourth proportional to 6,193.50, 9,291.09 and 1,810.38 is: 2,715.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,193.50 : 9,291.09 = 1,810.38 : x
  2. Step 2: Convert to fraction form
    6,193.50/9,291.09 = 1,810.38/x
  3. Step 3: Cross multiply
    6,193.50x = 9,291.09 × 1,810.38
  4. Step 4: Simplify right side
    6,193.50x = 16,820,403.51
  5. Step 5: Solve for x
    x = 16,820,403.51/6,193.50
  6. Step 6: Final answer
    x = 2,715.82

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Half scale
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Double scale
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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.