Home / 10,169.34-15,240.42-4,318.62

Finding the Fourth Proportional to 10,169.34, 15,240.42 and 4,318.62

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Solution

The fourth proportional to 10,169.34, 15,240.42 and 4,318.62 is: 6,472.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,169.34 : 15,240.42 = 4,318.62 : x
  2. Step 2: Convert to fraction form
    10,169.34/15,240.42 = 4,318.62/x
  3. Step 3: Cross multiply
    10,169.34x = 15,240.42 × 4,318.62
  4. Step 4: Simplify right side
    10,169.34x = 65,817,582.62
  5. Step 5: Solve for x
    x = 65,817,582.62/10,169.34
  6. Step 6: Final answer
    x = 6,472.16

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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.