Home / 4,438.60-6,657.90-1,151.42

Finding the Fourth Proportional to 4,438.60, 6,657.90 and 1,151.42

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Solution

The fourth proportional to 4,438.60, 6,657.90 and 1,151.42 is: 1,727.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,438.60 : 6,657.90 = 1,151.42 : x
  2. Step 2: Convert to fraction form
    4,438.60/6,657.90 = 1,151.42/x
  3. Step 3: Cross multiply
    4,438.60x = 6,657.90 × 1,151.42
  4. Step 4: Simplify right side
    4,438.60x = 7,666,001.61
  5. Step 5: Solve for x
    x = 7,666,001.61/4,438.60
  6. Step 6: Final answer
    x = 1,727.12

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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.