Home / 7,371.40-11,053.30-2,176.60

Finding the Fourth Proportional to 7,371.40, 11,053.30 and 2,176.60

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Solution

The fourth proportional to 7,371.40, 11,053.30 and 2,176.60 is: 3,263.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,371.40 : 11,053.30 = 2,176.60 : x
  2. Step 2: Convert to fraction form
    7,371.40/11,053.30 = 2,176.60/x
  3. Step 3: Cross multiply
    7,371.40x = 11,053.30 × 2,176.60
  4. Step 4: Simplify right side
    7,371.40x = 24,058,612.78
  5. Step 5: Solve for x
    x = 24,058,612.78/7,371.40
  6. Step 6: Final answer
    x = 3,263.78

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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.