Home / 7,339.31-11,010.08-2,407.78

Finding the Fourth Proportional to 7,339.31, 11,010.08 and 2,407.78

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Solution

The fourth proportional to 7,339.31, 11,010.08 and 2,407.78 is: 3,612.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,339.31 : 11,010.08 = 2,407.78 : x
  2. Step 2: Convert to fraction form
    7,339.31/11,010.08 = 2,407.78/x
  3. Step 3: Cross multiply
    7,339.31x = 11,010.08 × 2,407.78
  4. Step 4: Simplify right side
    7,339.31x = 26,509,794.73
  5. Step 5: Solve for x
    x = 26,509,794.73/7,339.31
  6. Step 6: Final answer
    x = 3,612.03

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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.