Home / 5,273.16-7,910.19-1,377.56

Finding the Fourth Proportional to 5,273.16, 7,910.19 and 1,377.56

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Solution

The fourth proportional to 5,273.16, 7,910.19 and 1,377.56 is: 2,066.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,273.16 : 7,910.19 = 1,377.56 : x
  2. Step 2: Convert to fraction form
    5,273.16/7,910.19 = 1,377.56/x
  3. Step 3: Cross multiply
    5,273.16x = 7,910.19 × 1,377.56
  4. Step 4: Simplify right side
    5,273.16x = 10,896,781.11
  5. Step 5: Solve for x
    x = 10,896,781.11/5,273.16
  6. Step 6: Final answer
    x = 2,066.46

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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.