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Finding the Fourth Proportional to 5,750.70, 8,626.05 and 5,124.30

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Solution

The fourth proportional to 5,750.70, 8,626.05 and 5,124.30 is: 7,686.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,750.70 : 8,626.05 = 5,124.30 : x
  2. Step 2: Convert to fraction form
    5,750.70/8,626.05 = 5,124.30/x
  3. Step 3: Cross multiply
    5,750.70x = 8,626.05 × 5,124.30
  4. Step 4: Simplify right side
    5,750.70x = 44,202,468.02
  5. Step 5: Solve for x
    x = 44,202,468.02/5,750.70
  6. Step 6: Final answer
    x = 7,686.45

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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.