Home / 2,265.28-3,392.28-1,441.12

Finding the Fourth Proportional to 2,265.28, 3,392.28 and 1,441.12

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Solution

The fourth proportional to 2,265.28, 3,392.28 and 1,441.12 is: 2,158.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,265.28 : 3,392.28 = 1,441.12 : x
  2. Step 2: Convert to fraction form
    2,265.28/3,392.28 = 1,441.12/x
  3. Step 3: Cross multiply
    2,265.28x = 3,392.28 × 1,441.12
  4. Step 4: Simplify right side
    2,265.28x = 4,888,682.55
  5. Step 5: Solve for x
    x = 4,888,682.55/2,265.28
  6. Step 6: Final answer
    x = 2,158.09

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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.