Home / 2,363.80-3,262.08-1,315.84

Finding the Fourth Proportional to 2,363.80, 3,262.08 and 1,315.84

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Solution

The fourth proportional to 2,363.80, 3,262.08 and 1,315.84 is: 1,815.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,363.80 : 3,262.08 = 1,315.84 : x
  2. Step 2: Convert to fraction form
    2,363.80/3,262.08 = 1,315.84/x
  3. Step 3: Cross multiply
    2,363.80x = 3,262.08 × 1,315.84
  4. Step 4: Simplify right side
    2,363.80x = 4,292,375.35
  5. Step 5: Solve for x
    x = 4,292,375.35/2,363.80
  6. Step 6: Final answer
    x = 1,815.88

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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.