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Finding the Fourth Proportional to 5,671.82, 8,504.79 and 2,549.16

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Solution

The fourth proportional to 5,671.82, 8,504.79 and 2,549.16 is: 3,822.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,671.82 : 8,504.79 = 2,549.16 : x
  2. Step 2: Convert to fraction form
    5,671.82/8,504.79 = 2,549.16/x
  3. Step 3: Cross multiply
    5,671.82x = 8,504.79 × 2,549.16
  4. Step 4: Simplify right side
    5,671.82x = 21,680,070.48
  5. Step 5: Solve for x
    x = 21,680,070.48/5,671.82
  6. Step 6: Final answer
    x = 3,822.42

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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.