Home / 7,177.28-9,904.56-4,034

Finding the Fourth Proportional to 7,177.28, 9,904.56 and 4,034

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Solution

The fourth proportional to 7,177.28, 9,904.56 and 4,034 is: 5,566.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,177.28 : 9,904.56 = 4,034 : x
  2. Step 2: Convert to fraction form
    7,177.28/9,904.56 = 4,034/x
  3. Step 3: Cross multiply
    7,177.28x = 9,904.56 × 4,034
  4. Step 4: Simplify right side
    7,177.28x = 39,954,995.04
  5. Step 5: Solve for x
    x = 39,954,995.04/7,177.28
  6. Step 6: Final answer
    x = 5,566.87

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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.