Home / 10,812.43-16,225.05-4,572.10

Finding the Fourth Proportional to 10,812.43, 16,225.05 and 4,572.10

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Solution

The fourth proportional to 10,812.43, 16,225.05 and 4,572.10 is: 6,860.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,812.43 : 16,225.05 = 4,572.10 : x
  2. Step 2: Convert to fraction form
    10,812.43/16,225.05 = 4,572.10/x
  3. Step 3: Cross multiply
    10,812.43x = 16,225.05 × 4,572.10
  4. Step 4: Simplify right side
    10,812.43x = 74,182,551.11
  5. Step 5: Solve for x
    x = 74,182,551.11/10,812.43
  6. Step 6: Final answer
    x = 6,860.86

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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.