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Finding the Fourth Proportional to 5,754.12, 8,631.22 and 1,650.12

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Solution

The fourth proportional to 5,754.12, 8,631.22 and 1,650.12 is: 2,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,754.12 : 8,631.22 = 1,650.12 : x
  2. Step 2: Convert to fraction form
    5,754.12/8,631.22 = 1,650.12/x
  3. Step 3: Cross multiply
    5,754.12x = 8,631.22 × 1,650.12
  4. Step 4: Simplify right side
    5,754.12x = 14,242,548.75
  5. Step 5: Solve for x
    x = 14,242,548.75/5,754.12
  6. Step 6: Final answer
    x = 2,475.19

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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.