Home / 10,125.52-15,177.84-4,582.72

Finding the Fourth Proportional to 10,125.52, 15,177.84 and 4,582.72

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Solution

The fourth proportional to 10,125.52, 15,177.84 and 4,582.72 is: 6,869.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,125.52 : 15,177.84 = 4,582.72 : x
  2. Step 2: Convert to fraction form
    10,125.52/15,177.84 = 4,582.72/x
  3. Step 3: Cross multiply
    10,125.52x = 15,177.84 × 4,582.72
  4. Step 4: Simplify right side
    10,125.52x = 69,555,790.92
  5. Step 5: Solve for x
    x = 69,555,790.92/10,125.52
  6. Step 6: Final answer
    x = 6,869.35

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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.