Home / 5,021.11-7,538.56-2,557.58

Finding the Fourth Proportional to 5,021.11, 7,538.56 and 2,557.58

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Solution

The fourth proportional to 5,021.11, 7,538.56 and 2,557.58 is: 3,839.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,021.11 : 7,538.56 = 2,557.58 : x
  2. Step 2: Convert to fraction form
    5,021.11/7,538.56 = 2,557.58/x
  3. Step 3: Cross multiply
    5,021.11x = 7,538.56 × 2,557.58
  4. Step 4: Simplify right side
    5,021.11x = 19,280,470.28
  5. Step 5: Solve for x
    x = 19,280,470.28/5,021.11
  6. Step 6: Final answer
    x = 3,839.88

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.