Home / 8,943.30-12,344.16-5,584.08

Finding the Fourth Proportional to 8,943.30, 12,344.16 and 5,584.08

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Solution

The fourth proportional to 8,943.30, 12,344.16 and 5,584.08 is: 7,707.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,943.30 : 12,344.16 = 5,584.08 : x
  2. Step 2: Convert to fraction form
    8,943.30/12,344.16 = 5,584.08/x
  3. Step 3: Cross multiply
    8,943.30x = 12,344.16 × 5,584.08
  4. Step 4: Simplify right side
    8,943.30x = 68,930,776.97
  5. Step 5: Solve for x
    x = 68,930,776.97/8,943.30
  6. Step 6: Final answer
    x = 7,707.53

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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.