Home / 9,796.18-13,522.87-6,613.79

Finding the Fourth Proportional to 9,796.18, 13,522.87 and 6,613.79

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Solution

The fourth proportional to 9,796.18, 13,522.87 and 6,613.79 is: 9,129.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,796.18 : 13,522.87 = 6,613.79 : x
  2. Step 2: Convert to fraction form
    9,796.18/13,522.87 = 6,613.79/x
  3. Step 3: Cross multiply
    9,796.18x = 13,522.87 × 6,613.79
  4. Step 4: Simplify right side
    9,796.18x = 89,437,335.27
  5. Step 5: Solve for x
    x = 89,437,335.27/9,796.18
  6. Step 6: Final answer
    x = 9,129.82

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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.