Home / 2,474.94-3,415.56-1,480.20

Finding the Fourth Proportional to 2,474.94, 3,415.56 and 1,480.20

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Solution

The fourth proportional to 2,474.94, 3,415.56 and 1,480.20 is: 2,042.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,474.94 : 3,415.56 = 1,480.20 : x
  2. Step 2: Convert to fraction form
    2,474.94/3,415.56 = 1,480.20/x
  3. Step 3: Cross multiply
    2,474.94x = 3,415.56 × 1,480.20
  4. Step 4: Simplify right side
    2,474.94x = 5,055,711.91
  5. Step 5: Solve for x
    x = 5,055,711.91/2,474.94
  6. Step 6: Final answer
    x = 2,042.76

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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.