Home / 10,092.29-15,138.50-3,518.45

Finding the Fourth Proportional to 10,092.29, 15,138.50 and 3,518.45

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Solution

The fourth proportional to 10,092.29, 15,138.50 and 3,518.45 is: 5,277.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,092.29 : 15,138.50 = 3,518.45 : x
  2. Step 2: Convert to fraction form
    10,092.29/15,138.50 = 3,518.45/x
  3. Step 3: Cross multiply
    10,092.29x = 15,138.50 × 3,518.45
  4. Step 4: Simplify right side
    10,092.29x = 53,264,037.73
  5. Step 5: Solve for x
    x = 53,264,037.73/10,092.29
  6. Step 6: Final answer
    x = 5,277.70

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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.