Home / 5,375.31-7,417.28-3,016.95

Finding the Fourth Proportional to 5,375.31, 7,417.28 and 3,016.95

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Solution

The fourth proportional to 5,375.31, 7,417.28 and 3,016.95 is: 4,163.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,375.31 : 7,417.28 = 3,016.95 : x
  2. Step 2: Convert to fraction form
    5,375.31/7,417.28 = 3,016.95/x
  3. Step 3: Cross multiply
    5,375.31x = 7,417.28 × 3,016.95
  4. Step 4: Simplify right side
    5,375.31x = 22,377,547.81
  5. Step 5: Solve for x
    x = 22,377,547.81/5,375.31
  6. Step 6: Final answer
    x = 4,163.02

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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.