Home / 2,036.79-2,809.62-1,250.28

Finding the Fourth Proportional to 2,036.79, 2,809.62 and 1,250.28

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Solution

The fourth proportional to 2,036.79, 2,809.62 and 1,250.28 is: 1,724.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,036.79 : 2,809.62 = 1,250.28 : x
  2. Step 2: Convert to fraction form
    2,036.79/2,809.62 = 1,250.28/x
  3. Step 3: Cross multiply
    2,036.79x = 2,809.62 × 1,250.28
  4. Step 4: Simplify right side
    2,036.79x = 3,512,811.69
  5. Step 5: Solve for x
    x = 3,512,811.69/2,036.79
  6. Step 6: Final answer
    x = 1,724.68

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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.