Home / 1,839.51-2,538.95-1,250.24

Finding the Fourth Proportional to 1,839.51, 2,538.95 and 1,250.24

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Solution

The fourth proportional to 1,839.51, 2,538.95 and 1,250.24 is: 1,725.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839.51 : 2,538.95 = 1,250.24 : x
  2. Step 2: Convert to fraction form
    1,839.51/2,538.95 = 1,250.24/x
  3. Step 3: Cross multiply
    1,839.51x = 2,538.95 × 1,250.24
  4. Step 4: Simplify right side
    1,839.51x = 3,174,277.90
  5. Step 5: Solve for x
    x = 3,174,277.90/1,839.51
  6. Step 6: Final answer
    x = 1,725.61

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1.5x scale

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.