Home / 2,287.32-3,435.65-1,508.45

Finding the Fourth Proportional to 2,287.32, 3,435.65 and 1,508.45

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Solution

The fourth proportional to 2,287.32, 3,435.65 and 1,508.45 is: 2,265.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,287.32 : 3,435.65 = 1,508.45 : x
  2. Step 2: Convert to fraction form
    2,287.32/3,435.65 = 1,508.45/x
  3. Step 3: Cross multiply
    2,287.32x = 3,435.65 × 1,508.45
  4. Step 4: Simplify right side
    2,287.32x = 5,182,481.52
  5. Step 5: Solve for x
    x = 5,182,481.52/2,287.32
  6. Step 6: Final answer
    x = 2,265.74

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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.