Home / 10,339.32-15,508.92-2,548.08

Finding the Fourth Proportional to 10,339.32, 15,508.92 and 2,548.08

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Solution

The fourth proportional to 10,339.32, 15,508.92 and 2,548.08 is: 3,822.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,339.32 : 15,508.92 = 2,548.08 : x
  2. Step 2: Convert to fraction form
    10,339.32/15,508.92 = 2,548.08/x
  3. Step 3: Cross multiply
    10,339.32x = 15,508.92 × 2,548.08
  4. Step 4: Simplify right side
    10,339.32x = 39,517,968.87
  5. Step 5: Solve for x
    x = 39,517,968.87/10,339.32
  6. Step 6: Final answer
    x = 3,822.11

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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.