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Finding the Fourth Proportional to 5,753.66, 8,630.50 and 2,466.50

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Solution

The fourth proportional to 5,753.66, 8,630.50 and 2,466.50 is: 3,699.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,753.66 : 8,630.50 = 2,466.50 : x
  2. Step 2: Convert to fraction form
    5,753.66/8,630.50 = 2,466.50/x
  3. Step 3: Cross multiply
    5,753.66x = 8,630.50 × 2,466.50
  4. Step 4: Simplify right side
    5,753.66x = 21,287,128.25
  5. Step 5: Solve for x
    x = 21,287,128.25/5,753.66
  6. Step 6: Final answer
    x = 3,699.75

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Double scale
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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.