Home / 2,277.32-3,142.18-1,532.68

Finding the Fourth Proportional to 2,277.32, 3,142.18 and 1,532.68

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Solution

The fourth proportional to 2,277.32, 3,142.18 and 1,532.68 is: 2,114.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,277.32 : 3,142.18 = 1,532.68 : x
  2. Step 2: Convert to fraction form
    2,277.32/3,142.18 = 1,532.68/x
  3. Step 3: Cross multiply
    2,277.32x = 3,142.18 × 1,532.68
  4. Step 4: Simplify right side
    2,277.32x = 4,815,956.44
  5. Step 5: Solve for x
    x = 4,815,956.44/2,277.32
  6. Step 6: Final answer
    x = 2,114.75

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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.