Home / 2,750.25-4,126.79-1,763.59

Finding the Fourth Proportional to 2,750.25, 4,126.79 and 1,763.59

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Solution

The fourth proportional to 2,750.25, 4,126.79 and 1,763.59 is: 2,646.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.25 : 4,126.79 = 1,763.59 : x
  2. Step 2: Convert to fraction form
    2,750.25/4,126.79 = 1,763.59/x
  3. Step 3: Cross multiply
    2,750.25x = 4,126.79 × 1,763.59
  4. Step 4: Simplify right side
    2,750.25x = 7,277,959.67
  5. Step 5: Solve for x
    x = 7,277,959.67/2,750.25
  6. Step 6: Final answer
    x = 2,646.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.