Home / 10,229.68-15,344.70-3,660.58

Finding the Fourth Proportional to 10,229.68, 15,344.70 and 3,660.58

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Solution

The fourth proportional to 10,229.68, 15,344.70 and 3,660.58 is: 5,490.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,229.68 : 15,344.70 = 3,660.58 : x
  2. Step 2: Convert to fraction form
    10,229.68/15,344.70 = 3,660.58/x
  3. Step 3: Cross multiply
    10,229.68x = 15,344.70 × 3,660.58
  4. Step 4: Simplify right side
    10,229.68x = 56,170,501.93
  5. Step 5: Solve for x
    x = 56,170,501.93/10,229.68
  6. Step 6: Final answer
    x = 5,490.93

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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.