Home / 2,089.19-2,883.57-1,250.39

Finding the Fourth Proportional to 2,089.19, 2,883.57 and 1,250.39

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Solution

The fourth proportional to 2,089.19, 2,883.57 and 1,250.39 is: 1,725.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.19 : 2,883.57 = 1,250.39 : x
  2. Step 2: Convert to fraction form
    2,089.19/2,883.57 = 1,250.39/x
  3. Step 3: Cross multiply
    2,089.19x = 2,883.57 × 1,250.39
  4. Step 4: Simplify right side
    2,089.19x = 3,605,572.67
  5. Step 5: Solve for x
    x = 3,605,572.67/2,089.19
  6. Step 6: Final answer
    x = 1,725.83

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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.