Home / 9,847.92-13,589.60-5,656.18

Finding the Fourth Proportional to 9,847.92, 13,589.60 and 5,656.18

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Solution

The fourth proportional to 9,847.92, 13,589.60 and 5,656.18 is: 7,805.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,847.92 : 13,589.60 = 5,656.18 : x
  2. Step 2: Convert to fraction form
    9,847.92/13,589.60 = 5,656.18/x
  3. Step 3: Cross multiply
    9,847.92x = 13,589.60 × 5,656.18
  4. Step 4: Simplify right side
    9,847.92x = 76,865,223.73
  5. Step 5: Solve for x
    x = 76,865,223.73/9,847.92
  6. Step 6: Final answer
    x = 7,805.22

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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.