Home / 10,258.52-15,385.57-3,239.08

Finding the Fourth Proportional to 10,258.52, 15,385.57 and 3,239.08

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Solution

The fourth proportional to 10,258.52, 15,385.57 and 3,239.08 is: 4,857.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,258.52 : 15,385.57 = 3,239.08 : x
  2. Step 2: Convert to fraction form
    10,258.52/15,385.57 = 3,239.08/x
  3. Step 3: Cross multiply
    10,258.52x = 15,385.57 × 3,239.08
  4. Step 4: Simplify right side
    10,258.52x = 49,835,092.08
  5. Step 5: Solve for x
    x = 49,835,092.08/10,258.52
  6. Step 6: Final answer
    x = 4,857.92

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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.