Home / 5,772.48-7,966.08-3,119.94

Finding the Fourth Proportional to 5,772.48, 7,966.08 and 3,119.94

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Solution

The fourth proportional to 5,772.48, 7,966.08 and 3,119.94 is: 4,305.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,772.48 : 7,966.08 = 3,119.94 : x
  2. Step 2: Convert to fraction form
    5,772.48/7,966.08 = 3,119.94/x
  3. Step 3: Cross multiply
    5,772.48x = 7,966.08 × 3,119.94
  4. Step 4: Simplify right side
    5,772.48x = 24,853,691.64
  5. Step 5: Solve for x
    x = 24,853,691.64/5,772.48
  6. Step 6: Final answer
    x = 4,305.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.