Home / 10,348.48-14,280.90-5,632.76

Finding the Fourth Proportional to 10,348.48, 14,280.90 and 5,632.76

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Solution

The fourth proportional to 10,348.48, 14,280.90 and 5,632.76 is: 7,773.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,348.48 : 14,280.90 = 5,632.76 : x
  2. Step 2: Convert to fraction form
    10,348.48/14,280.90 = 5,632.76/x
  3. Step 3: Cross multiply
    10,348.48x = 14,280.90 × 5,632.76
  4. Step 4: Simplify right side
    10,348.48x = 80,440,882.28
  5. Step 5: Solve for x
    x = 80,440,882.28/10,348.48
  6. Step 6: Final answer
    x = 7,773.21

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Double scale
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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.