Home / 5,562.90-8,344.35-5,109.30

Finding the Fourth Proportional to 5,562.90, 8,344.35 and 5,109.30

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Solution

The fourth proportional to 5,562.90, 8,344.35 and 5,109.30 is: 7,663.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,562.90 : 8,344.35 = 5,109.30 : x
  2. Step 2: Convert to fraction form
    5,562.90/8,344.35 = 5,109.30/x
  3. Step 3: Cross multiply
    5,562.90x = 8,344.35 × 5,109.30
  4. Step 4: Simplify right side
    5,562.90x = 42,633,787.46
  5. Step 5: Solve for x
    x = 42,633,787.46/5,562.90
  6. Step 6: Final answer
    x = 7,663.95

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Similar ratio
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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.