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Finding the Fourth Proportional to 5,569.72, 8,354.73 and 1,674.12

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Solution

The fourth proportional to 5,569.72, 8,354.73 and 1,674.12 is: 2,511.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.72 : 8,354.73 = 1,674.12 : x
  2. Step 2: Convert to fraction form
    5,569.72/8,354.73 = 1,674.12/x
  3. Step 3: Cross multiply
    5,569.72x = 8,354.73 × 1,674.12
  4. Step 4: Simplify right side
    5,569.72x = 13,986,820.59
  5. Step 5: Solve for x
    x = 13,986,820.59/5,569.72
  6. Step 6: Final answer
    x = 2,511.23

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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.