Home / 2,565.14-3,842.69-2,286.20

Finding the Fourth Proportional to 2,565.14, 3,842.69 and 2,286.20

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Solution

The fourth proportional to 2,565.14, 3,842.69 and 2,286.20 is: 3,424.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.14 : 3,842.69 = 2,286.20 : x
  2. Step 2: Convert to fraction form
    2,565.14/3,842.69 = 2,286.20/x
  3. Step 3: Cross multiply
    2,565.14x = 3,842.69 × 2,286.20
  4. Step 4: Simplify right side
    2,565.14x = 8,785,156.05
  5. Step 5: Solve for x
    x = 8,785,156.05/2,565.14
  6. Step 6: Final answer
    x = 3,424.82

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.