Home / 1,882.68-2,598.78-1,532.76

Finding the Fourth Proportional to 1,882.68, 2,598.78 and 1,532.76

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Solution

The fourth proportional to 1,882.68, 2,598.78 and 1,532.76 is: 2,115.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.68 : 2,598.78 = 1,532.76 : x
  2. Step 2: Convert to fraction form
    1,882.68/2,598.78 = 1,532.76/x
  3. Step 3: Cross multiply
    1,882.68x = 2,598.78 × 1,532.76
  4. Step 4: Simplify right side
    1,882.68x = 3,983,306.03
  5. Step 5: Solve for x
    x = 3,983,306.03/1,882.68
  6. Step 6: Final answer
    x = 2,115.76

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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.