Home / 2,089.71-2,883.67-1,250.48

Finding the Fourth Proportional to 2,089.71, 2,883.67 and 1,250.48

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Solution

The fourth proportional to 2,089.71, 2,883.67 and 1,250.48 is: 1,725.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,089.71 : 2,883.67 = 1,250.48 : x
  2. Step 2: Convert to fraction form
    2,089.71/2,883.67 = 1,250.48/x
  3. Step 3: Cross multiply
    2,089.71x = 2,883.67 × 1,250.48
  4. Step 4: Simplify right side
    2,089.71x = 3,605,975.74
  5. Step 5: Solve for x
    x = 3,605,975.74/2,089.71
  6. Step 6: Final answer
    x = 1,725.59

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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.