Home / 4,691.24-7,034.78-1,403.70

Finding the Fourth Proportional to 4,691.24, 7,034.78 and 1,403.70

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Solution

The fourth proportional to 4,691.24, 7,034.78 and 1,403.70 is: 2,104.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,691.24 : 7,034.78 = 1,403.70 : x
  2. Step 2: Convert to fraction form
    4,691.24/7,034.78 = 1,403.70/x
  3. Step 3: Cross multiply
    4,691.24x = 7,034.78 × 1,403.70
  4. Step 4: Simplify right side
    4,691.24x = 9,874,720.69
  5. Step 5: Solve for x
    x = 9,874,720.69/4,691.24
  6. Step 6: Final answer
    x = 2,104.93

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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.