Home / 2,653.28-3,999.77-2,474.87

Finding the Fourth Proportional to 2,653.28, 3,999.77 and 2,474.87

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Solution

The fourth proportional to 2,653.28, 3,999.77 and 2,474.87 is: 3,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,653.28 : 3,999.77 = 2,474.87 : x
  2. Step 2: Convert to fraction form
    2,653.28/3,999.77 = 2,474.87/x
  3. Step 3: Cross multiply
    2,653.28x = 3,999.77 × 2,474.87
  4. Step 4: Simplify right side
    2,653.28x = 9,898,926.97
  5. Step 5: Solve for x
    x = 9,898,926.97/2,653.28
  6. Step 6: Final answer
    x = 3,730.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.