Home / 1,759.10-2,637.78-937.15

Finding the Fourth Proportional to 1,759.10, 2,637.78 and 937.15

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Solution

The fourth proportional to 1,759.10, 2,637.78 and 937.15 is: 1,405.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,759.10 : 2,637.78 = 937.15 : x
  2. Step 2: Convert to fraction form
    1,759.10/2,637.78 = 937.15/x
  3. Step 3: Cross multiply
    1,759.10x = 2,637.78 × 937.15
  4. Step 4: Simplify right side
    1,759.10x = 2,471,995.53
  5. Step 5: Solve for x
    x = 2,471,995.53/1,759.10
  6. Step 6: Final answer
    x = 1,405.26

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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.