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Finding the Fourth Proportional to 5,796.70, 8,695.05 and 5,116.30

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Solution

The fourth proportional to 5,796.70, 8,695.05 and 5,116.30 is: 7,674.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,796.70 : 8,695.05 = 5,116.30 : x
  2. Step 2: Convert to fraction form
    5,796.70/8,695.05 = 5,116.30/x
  3. Step 3: Cross multiply
    5,796.70x = 8,695.05 × 5,116.30
  4. Step 4: Simplify right side
    5,796.70x = 44,486,484.32
  5. Step 5: Solve for x
    x = 44,486,484.32/5,796.70
  6. Step 6: Final answer
    x = 7,674.45

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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.