Home / 10,739.18-16,115.04-4,498.66

Finding the Fourth Proportional to 10,739.18, 16,115.04 and 4,498.66

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Solution

The fourth proportional to 10,739.18, 16,115.04 and 4,498.66 is: 6,750.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739.18 : 16,115.04 = 4,498.66 : x
  2. Step 2: Convert to fraction form
    10,739.18/16,115.04 = 4,498.66/x
  3. Step 3: Cross multiply
    10,739.18x = 16,115.04 × 4,498.66
  4. Step 4: Simplify right side
    10,739.18x = 72,496,045.56
  5. Step 5: Solve for x
    x = 72,496,045.56/10,739.18
  6. Step 6: Final answer
    x = 6,750.62

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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.