Home / 2,610.98-3,603-1,432.04

Finding the Fourth Proportional to 2,610.98, 3,603 and 1,432.04

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Solution

The fourth proportional to 2,610.98, 3,603 and 1,432.04 is: 1,976.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,610.98 : 3,603 = 1,432.04 : x
  2. Step 2: Convert to fraction form
    2,610.98/3,603 = 1,432.04/x
  3. Step 3: Cross multiply
    2,610.98x = 3,603 × 1,432.04
  4. Step 4: Simplify right side
    2,610.98x = 5,159,640.12
  5. Step 5: Solve for x
    x = 5,159,640.12/2,610.98
  6. Step 6: Final answer
    x = 1,976.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.