Home / 8,839.50-13,255.68-4,395.60

Finding the Fourth Proportional to 8,839.50, 13,255.68 and 4,395.60

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Solution

The fourth proportional to 8,839.50, 13,255.68 and 4,395.60 is: 6,591.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839.50 : 13,255.68 = 4,395.60 : x
  2. Step 2: Convert to fraction form
    8,839.50/13,255.68 = 4,395.60/x
  3. Step 3: Cross multiply
    8,839.50x = 13,255.68 × 4,395.60
  4. Step 4: Simplify right side
    8,839.50x = 58,266,667.01
  5. Step 5: Solve for x
    x = 58,266,667.01/8,839.50
  6. Step 6: Final answer
    x = 6,591.62

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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.