Home / 2,722.59-4,065.35-2,568.58

Finding the Fourth Proportional to 2,722.59, 4,065.35 and 2,568.58

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Solution

The fourth proportional to 2,722.59, 4,065.35 and 2,568.58 is: 3,835.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,722.59 : 4,065.35 = 2,568.58 : x
  2. Step 2: Convert to fraction form
    2,722.59/4,065.35 = 2,568.58/x
  3. Step 3: Cross multiply
    2,722.59x = 4,065.35 × 2,568.58
  4. Step 4: Simplify right side
    2,722.59x = 10,442,176.70
  5. Step 5: Solve for x
    x = 10,442,176.70/2,722.59
  6. Step 6: Final answer
    x = 3,835.38

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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.