Home / 7,275.15-10,904.20-3,371.36

Finding the Fourth Proportional to 7,275.15, 10,904.20 and 3,371.36

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Solution

The fourth proportional to 7,275.15, 10,904.20 and 3,371.36 is: 5,053.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,275.15 : 10,904.20 = 3,371.36 : x
  2. Step 2: Convert to fraction form
    7,275.15/10,904.20 = 3,371.36/x
  3. Step 3: Cross multiply
    7,275.15x = 10,904.20 × 3,371.36
  4. Step 4: Simplify right side
    7,275.15x = 36,761,920.76
  5. Step 5: Solve for x
    x = 36,761,920.76/7,275.15
  6. Step 6: Final answer
    x = 5,053.08

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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.