Home / 2,104.54-3,154.29-1,487.32

Finding the Fourth Proportional to 2,104.54, 3,154.29 and 1,487.32

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Solution

The fourth proportional to 2,104.54, 3,154.29 and 1,487.32 is: 2,229.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,104.54 : 3,154.29 = 1,487.32 : x
  2. Step 2: Convert to fraction form
    2,104.54/3,154.29 = 1,487.32/x
  3. Step 3: Cross multiply
    2,104.54x = 3,154.29 × 1,487.32
  4. Step 4: Simplify right side
    2,104.54x = 4,691,438.60
  5. Step 5: Solve for x
    x = 4,691,438.60/2,104.54
  6. Step 6: Final answer
    x = 2,229.20

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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.