Home / 10,572.52-15,859.08-3,177.16

Finding the Fourth Proportional to 10,572.52, 15,859.08 and 3,177.16

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Solution

The fourth proportional to 10,572.52, 15,859.08 and 3,177.16 is: 4,765.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,572.52 : 15,859.08 = 3,177.16 : x
  2. Step 2: Convert to fraction form
    10,572.52/15,859.08 = 3,177.16/x
  3. Step 3: Cross multiply
    10,572.52x = 15,859.08 × 3,177.16
  4. Step 4: Simplify right side
    10,572.52x = 50,386,834.61
  5. Step 5: Solve for x
    x = 50,386,834.61/10,572.52
  6. Step 6: Final answer
    x = 4,765.83

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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.