Home / 9,839.20-14,767.44-5,461.60

Finding the Fourth Proportional to 9,839.20, 14,767.44 and 5,461.60

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Solution

The fourth proportional to 9,839.20, 14,767.44 and 5,461.60 is: 8,197.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,839.20 : 14,767.44 = 5,461.60 : x
  2. Step 2: Convert to fraction form
    9,839.20/14,767.44 = 5,461.60/x
  3. Step 3: Cross multiply
    9,839.20x = 14,767.44 × 5,461.60
  4. Step 4: Simplify right side
    9,839.20x = 80,653,850.30
  5. Step 5: Solve for x
    x = 80,653,850.30/9,839.20
  6. Step 6: Final answer
    x = 8,197.20

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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.