Home / 7,339.29-11,010.74-3,439.14

Finding the Fourth Proportional to 7,339.29, 11,010.74 and 3,439.14

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Solution

The fourth proportional to 7,339.29, 11,010.74 and 3,439.14 is: 5,159.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.29 : 11,010.74 = 3,439.14 : x
  2. Step 2: Convert to fraction form
    7,339.29/11,010.74 = 3,439.14/x
  3. Step 3: Cross multiply
    7,339.29x = 11,010.74 × 3,439.14
  4. Step 4: Simplify right side
    7,339.29x = 37,867,459.17
  5. Step 5: Solve for x
    x = 37,867,459.17/7,339.29
  6. Step 6: Final answer
    x = 5,159.55

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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.