Home / 4,083.68-5,637.20-2,759.18

Finding the Fourth Proportional to 4,083.68, 5,637.20 and 2,759.18

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Solution

The fourth proportional to 4,083.68, 5,637.20 and 2,759.18 is: 3,808.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,083.68 : 5,637.20 = 2,759.18 : x
  2. Step 2: Convert to fraction form
    4,083.68/5,637.20 = 2,759.18/x
  3. Step 3: Cross multiply
    4,083.68x = 5,637.20 × 2,759.18
  4. Step 4: Simplify right side
    4,083.68x = 15,554,038.97
  5. Step 5: Solve for x
    x = 15,554,038.97/4,083.68
  6. Step 6: Final answer
    x = 3,808.83

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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.