Home / 3,523.97-5,265.74-2,686.43

Finding the Fourth Proportional to 3,523.97, 5,265.74 and 2,686.43

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Solution

The fourth proportional to 3,523.97, 5,265.74 and 2,686.43 is: 4,014.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.97 : 5,265.74 = 2,686.43 : x
  2. Step 2: Convert to fraction form
    3,523.97/5,265.74 = 2,686.43/x
  3. Step 3: Cross multiply
    3,523.97x = 5,265.74 × 2,686.43
  4. Step 4: Simplify right side
    3,523.97x = 14,146,061.79
  5. Step 5: Solve for x
    x = 14,146,061.79/3,523.97
  6. Step 6: Final answer
    x = 4,014.24

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.