Home / 10,234.66-15,351.99-3,660.45

Finding the Fourth Proportional to 10,234.66, 15,351.99 and 3,660.45

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Solution

The fourth proportional to 10,234.66, 15,351.99 and 3,660.45 is: 5,490.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,234.66 : 15,351.99 = 3,660.45 : x
  2. Step 2: Convert to fraction form
    10,234.66/15,351.99 = 3,660.45/x
  3. Step 3: Cross multiply
    10,234.66x = 15,351.99 × 3,660.45
  4. Step 4: Simplify right side
    10,234.66x = 56,195,191.80
  5. Step 5: Solve for x
    x = 56,195,191.80/10,234.66
  6. Step 6: Final answer
    x = 5,490.68

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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.