Home / 10,332.52-15,498.78-7,268.20

Finding the Fourth Proportional to 10,332.52, 15,498.78 and 7,268.20

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Solution

The fourth proportional to 10,332.52, 15,498.78 and 7,268.20 is: 10,902.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,332.52 : 15,498.78 = 7,268.20 : x
  2. Step 2: Convert to fraction form
    10,332.52/15,498.78 = 7,268.20/x
  3. Step 3: Cross multiply
    10,332.52x = 15,498.78 × 7,268.20
  4. Step 4: Simplify right side
    10,332.52x = 112,648,232.80
  5. Step 5: Solve for x
    x = 112,648,232.80/10,332.52
  6. Step 6: Final answer
    x = 10,902.30

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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.