Home / 2,625.30-3,937.91-1,065.29

Finding the Fourth Proportional to 2,625.30, 3,937.91 and 1,065.29

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Solution

The fourth proportional to 2,625.30, 3,937.91 and 1,065.29 is: 1,597.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,625.30 : 3,937.91 = 1,065.29 : x
  2. Step 2: Convert to fraction form
    2,625.30/3,937.91 = 1,065.29/x
  3. Step 3: Cross multiply
    2,625.30x = 3,937.91 × 1,065.29
  4. Step 4: Simplify right side
    2,625.30x = 4,194,991.13
  5. Step 5: Solve for x
    x = 4,194,991.13/2,625.30
  6. Step 6: Final answer
    x = 1,597.91

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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.