Home / 2,565.12-3,842.81-1,522.92

Finding the Fourth Proportional to 2,565.12, 3,842.81 and 1,522.92

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Solution

The fourth proportional to 2,565.12, 3,842.81 and 1,522.92 is: 2,281.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,565.12 : 3,842.81 = 1,522.92 : x
  2. Step 2: Convert to fraction form
    2,565.12/3,842.81 = 1,522.92/x
  3. Step 3: Cross multiply
    2,565.12x = 3,842.81 × 1,522.92
  4. Step 4: Simplify right side
    2,565.12x = 5,852,284.59
  5. Step 5: Solve for x
    x = 5,852,284.59/2,565.12
  6. Step 6: Final answer
    x = 2,281.49

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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.