Home / 5,561.16-7,675.26-3,171.14

Finding the Fourth Proportional to 5,561.16, 7,675.26 and 3,171.14

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Solution

The fourth proportional to 5,561.16, 7,675.26 and 3,171.14 is: 4,376.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,561.16 : 7,675.26 = 3,171.14 : x
  2. Step 2: Convert to fraction form
    5,561.16/7,675.26 = 3,171.14/x
  3. Step 3: Cross multiply
    5,561.16x = 7,675.26 × 3,171.14
  4. Step 4: Simplify right side
    5,561.16x = 24,339,318.47
  5. Step 5: Solve for x
    x = 24,339,318.47/5,561.16
  6. Step 6: Final answer
    x = 4,376.66

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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.