Home / 7,434.10-11,151.15-4,513.30

Finding the Fourth Proportional to 7,434.10, 11,151.15 and 4,513.30

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Solution

The fourth proportional to 7,434.10, 11,151.15 and 4,513.30 is: 6,769.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,434.10 : 11,151.15 = 4,513.30 : x
  2. Step 2: Convert to fraction form
    7,434.10/11,151.15 = 4,513.30/x
  3. Step 3: Cross multiply
    7,434.10x = 11,151.15 × 4,513.30
  4. Step 4: Simplify right side
    7,434.10x = 50,328,485.30
  5. Step 5: Solve for x
    x = 50,328,485.30/7,434.10
  6. Step 6: Final answer
    x = 6,769.95

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Half scale
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Double scale
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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.