Home / 1,882.20-2,597.67-1,085.52

Finding the Fourth Proportional to 1,882.20, 2,597.67 and 1,085.52

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Solution

The fourth proportional to 1,882.20, 2,597.67 and 1,085.52 is: 1,498.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,882.20 : 2,597.67 = 1,085.52 : x
  2. Step 2: Convert to fraction form
    1,882.20/2,597.67 = 1,085.52/x
  3. Step 3: Cross multiply
    1,882.20x = 2,597.67 × 1,085.52
  4. Step 4: Simplify right side
    1,882.20x = 2,819,822.74
  5. Step 5: Solve for x
    x = 2,819,822.74/1,882.20
  6. Step 6: Final answer
    x = 1,498.15

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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.