Home / 10,463.78-15,688.79-5,960.99

Finding the Fourth Proportional to 10,463.78, 15,688.79 and 5,960.99

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Solution

The fourth proportional to 10,463.78, 15,688.79 and 5,960.99 is: 8,937.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,463.78 : 15,688.79 = 5,960.99 : x
  2. Step 2: Convert to fraction form
    10,463.78/15,688.79 = 5,960.99/x
  3. Step 3: Cross multiply
    10,463.78x = 15,688.79 × 5,960.99
  4. Step 4: Simplify right side
    10,463.78x = 93,520,720.30
  5. Step 5: Solve for x
    x = 93,520,720.30/10,463.78
  6. Step 6: Final answer
    x = 8,937.57

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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.