Home / 5,037.28-7,524.17-4,945

Finding the Fourth Proportional to 5,037.28, 7,524.17 and 4,945

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Solution

The fourth proportional to 5,037.28, 7,524.17 and 4,945 is: 7,386.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,037.28 : 7,524.17 = 4,945 : x
  2. Step 2: Convert to fraction form
    5,037.28/7,524.17 = 4,945/x
  3. Step 3: Cross multiply
    5,037.28x = 7,524.17 × 4,945
  4. Step 4: Simplify right side
    5,037.28x = 37,207,020.65
  5. Step 5: Solve for x
    x = 37,207,020.65/5,037.28
  6. Step 6: Final answer
    x = 7,386.33

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.