Home / 2,089.79-2,883.43-1,250.36

Finding the Fourth Proportional to 2,089.79, 2,883.43 and 1,250.36

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Solution

The fourth proportional to 2,089.79, 2,883.43 and 1,250.36 is: 1,725.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.79 : 2,883.43 = 1,250.36 : x
  2. Step 2: Convert to fraction form
    2,089.79/2,883.43 = 1,250.36/x
  3. Step 3: Cross multiply
    2,089.79x = 2,883.43 × 1,250.36
  4. Step 4: Simplify right side
    2,089.79x = 3,605,325.53
  5. Step 5: Solve for x
    x = 3,605,325.53/2,089.79
  6. Step 6: Final answer
    x = 1,725.21

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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.