Home / 7,454.52-11,182.13-5,272.99

Finding the Fourth Proportional to 7,454.52, 11,182.13 and 5,272.99

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Solution

The fourth proportional to 7,454.52, 11,182.13 and 5,272.99 is: 7,909.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,454.52 : 11,182.13 = 5,272.99 : x
  2. Step 2: Convert to fraction form
    7,454.52/11,182.13 = 5,272.99/x
  3. Step 3: Cross multiply
    7,454.52x = 11,182.13 × 5,272.99
  4. Step 4: Simplify right side
    7,454.52x = 58,963,259.67
  5. Step 5: Solve for x
    x = 58,963,259.67/7,454.52
  6. Step 6: Final answer
    x = 7,909.73

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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.