Home / 9,076.96-12,526.68-5,539.96

Finding the Fourth Proportional to 9,076.96, 12,526.68 and 5,539.96

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Solution

The fourth proportional to 9,076.96, 12,526.68 and 5,539.96 is: 7,645.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,076.96 : 12,526.68 = 5,539.96 : x
  2. Step 2: Convert to fraction form
    9,076.96/12,526.68 = 5,539.96/x
  3. Step 3: Cross multiply
    9,076.96x = 12,526.68 × 5,539.96
  4. Step 4: Simplify right side
    9,076.96x = 69,397,306.13
  5. Step 5: Solve for x
    x = 69,397,306.13/9,076.96
  6. Step 6: Final answer
    x = 7,645.43

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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.