Home / 7,351.61-11,025.06-2,419.92

Finding the Fourth Proportional to 7,351.61, 11,025.06 and 2,419.92

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Solution

The fourth proportional to 7,351.61, 11,025.06 and 2,419.92 is: 3,629.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,351.61 : 11,025.06 = 2,419.92 : x
  2. Step 2: Convert to fraction form
    7,351.61/11,025.06 = 2,419.92/x
  3. Step 3: Cross multiply
    7,351.61x = 11,025.06 × 2,419.92
  4. Step 4: Simplify right side
    7,351.61x = 26,679,763.20
  5. Step 5: Solve for x
    x = 26,679,763.20/7,351.61
  6. Step 6: Final answer
    x = 3,629.11

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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.