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Finding the Fourth Proportional to 5,771.10, 8,657.10 and 2,484.30

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Solution

The fourth proportional to 5,771.10, 8,657.10 and 2,484.30 is: 3,726.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771.10 : 8,657.10 = 2,484.30 : x
  2. Step 2: Convert to fraction form
    5,771.10/8,657.10 = 2,484.30/x
  3. Step 3: Cross multiply
    5,771.10x = 8,657.10 × 2,484.30
  4. Step 4: Simplify right side
    5,771.10x = 21,506,833.53
  5. Step 5: Solve for x
    x = 21,506,833.53/5,771.10
  6. Step 6: Final answer
    x = 3,726.64

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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.