Home / 9,104.26-12,565.62-5,702.86

Finding the Fourth Proportional to 9,104.26, 12,565.62 and 5,702.86

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Solution

The fourth proportional to 9,104.26, 12,565.62 and 5,702.86 is: 7,871.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,104.26 : 12,565.62 = 5,702.86 : x
  2. Step 2: Convert to fraction form
    9,104.26/12,565.62 = 5,702.86/x
  3. Step 3: Cross multiply
    9,104.26x = 12,565.62 × 5,702.86
  4. Step 4: Simplify right side
    9,104.26x = 71,659,971.67
  5. Step 5: Solve for x
    x = 71,659,971.67/9,104.26
  6. Step 6: Final answer
    x = 7,871.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.