Home / 11,572.43-17,359.55-4,177.64

Finding the Fourth Proportional to 11,572.43, 17,359.55 and 4,177.64

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Solution

The fourth proportional to 11,572.43, 17,359.55 and 4,177.64 is: 6,266.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,572.43 : 17,359.55 = 4,177.64 : x
  2. Step 2: Convert to fraction form
    11,572.43/17,359.55 = 4,177.64/x
  3. Step 3: Cross multiply
    11,572.43x = 17,359.55 × 4,177.64
  4. Step 4: Simplify right side
    11,572.43x = 72,521,950.46
  5. Step 5: Solve for x
    x = 72,521,950.46/11,572.43
  6. Step 6: Final answer
    x = 6,266.79

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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.