Home / 6,819.60-10,229.40-5,726.10

Finding the Fourth Proportional to 6,819.60, 10,229.40 and 5,726.10

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Solution

The fourth proportional to 6,819.60, 10,229.40 and 5,726.10 is: 8,589.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,819.60 : 10,229.40 = 5,726.10 : x
  2. Step 2: Convert to fraction form
    6,819.60/10,229.40 = 5,726.10/x
  3. Step 3: Cross multiply
    6,819.60x = 10,229.40 × 5,726.10
  4. Step 4: Simplify right side
    6,819.60x = 58,574,567.34
  5. Step 5: Solve for x
    x = 58,574,567.34/6,819.60
  6. Step 6: Final answer
    x = 8,589.15

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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.