Home / 9,306.02-12,842.32-5,327.30

Finding the Fourth Proportional to 9,306.02, 12,842.32 and 5,327.30

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Solution

The fourth proportional to 9,306.02, 12,842.32 and 5,327.30 is: 7,351.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,306.02 : 12,842.32 = 5,327.30 : x
  2. Step 2: Convert to fraction form
    9,306.02/12,842.32 = 5,327.30/x
  3. Step 3: Cross multiply
    9,306.02x = 12,842.32 × 5,327.30
  4. Step 4: Simplify right side
    9,306.02x = 68,414,891.34
  5. Step 5: Solve for x
    x = 68,414,891.34/9,306.02
  6. Step 6: Final answer
    x = 7,351.68

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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.