Home / 7,339.67-11,011.30-3,439.52

Finding the Fourth Proportional to 7,339.67, 11,011.30 and 3,439.52

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Solution

The fourth proportional to 7,339.67, 11,011.30 and 3,439.52 is: 5,160.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.67 : 11,011.30 = 3,439.52 : x
  2. Step 2: Convert to fraction form
    7,339.67/11,011.30 = 3,439.52/x
  3. Step 3: Cross multiply
    7,339.67x = 11,011.30 × 3,439.52
  4. Step 4: Simplify right side
    7,339.67x = 37,873,522.92
  5. Step 5: Solve for x
    x = 37,873,522.92/7,339.67
  6. Step 6: Final answer
    x = 5,160.12

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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.