Home / 6,611.38-9,116.58-5,020.96

Finding the Fourth Proportional to 6,611.38, 9,116.58 and 5,020.96

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Solution

The fourth proportional to 6,611.38, 9,116.58 and 5,020.96 is: 6,923.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,611.38 : 9,116.58 = 5,020.96 : x
  2. Step 2: Convert to fraction form
    6,611.38/9,116.58 = 5,020.96/x
  3. Step 3: Cross multiply
    6,611.38x = 9,116.58 × 5,020.96
  4. Step 4: Simplify right side
    6,611.38x = 45,773,983.52
  5. Step 5: Solve for x
    x = 45,773,983.52/6,611.38
  6. Step 6: Final answer
    x = 6,923.51

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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.