Home / 1,763.75-2,433.98-1,065.13

Finding the Fourth Proportional to 1,763.75, 2,433.98 and 1,065.13

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Solution

The fourth proportional to 1,763.75, 2,433.98 and 1,065.13 is: 1,469.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,763.75 : 2,433.98 = 1,065.13 : x
  2. Step 2: Convert to fraction form
    1,763.75/2,433.98 = 1,065.13/x
  3. Step 3: Cross multiply
    1,763.75x = 2,433.98 × 1,065.13
  4. Step 4: Simplify right side
    1,763.75x = 2,592,505.12
  5. Step 5: Solve for x
    x = 2,592,505.12/1,763.75
  6. Step 6: Final answer
    x = 1,469.88

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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.