Home / 8,839.68-13,259.50-3,292.90

Finding the Fourth Proportional to 8,839.68, 13,259.50 and 3,292.90

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Solution

The fourth proportional to 8,839.68, 13,259.50 and 3,292.90 is: 4,939.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.68 : 13,259.50 = 3,292.90 : x
  2. Step 2: Convert to fraction form
    8,839.68/13,259.50 = 3,292.90/x
  3. Step 3: Cross multiply
    8,839.68x = 13,259.50 × 3,292.90
  4. Step 4: Simplify right side
    8,839.68x = 43,662,207.55
  5. Step 5: Solve for x
    x = 43,662,207.55/8,839.68
  6. Step 6: Final answer
    x = 4,939.34

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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.