Home / 6,778.20-10,152.18-5,741.40

Finding the Fourth Proportional to 6,778.20, 10,152.18 and 5,741.40

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Solution

The fourth proportional to 6,778.20, 10,152.18 and 5,741.40 is: 8,599.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.20 : 10,152.18 = 5,741.40 : x
  2. Step 2: Convert to fraction form
    6,778.20/10,152.18 = 5,741.40/x
  3. Step 3: Cross multiply
    6,778.20x = 10,152.18 × 5,741.40
  4. Step 4: Simplify right side
    6,778.20x = 58,287,726.25
  5. Step 5: Solve for x
    x = 58,287,726.25/6,778.20
  6. Step 6: Final answer
    x = 8,599.29

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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.