Home / 2,601.90-3,904.08-1,304.28

Finding the Fourth Proportional to 2,601.90, 3,904.08 and 1,304.28

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Solution

The fourth proportional to 2,601.90, 3,904.08 and 1,304.28 is: 1,957.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,601.90 : 3,904.08 = 1,304.28 : x
  2. Step 2: Convert to fraction form
    2,601.90/3,904.08 = 1,304.28/x
  3. Step 3: Cross multiply
    2,601.90x = 3,904.08 × 1,304.28
  4. Step 4: Simplify right side
    2,601.90x = 5,092,013.46
  5. Step 5: Solve for x
    x = 5,092,013.46/2,601.90
  6. Step 6: Final answer
    x = 1,957.04

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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.