Home / 1,632.38-2,252.09-1,073.15

Finding the Fourth Proportional to 1,632.38, 2,252.09 and 1,073.15

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Solution

The fourth proportional to 1,632.38, 2,252.09 and 1,073.15 is: 1,480.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,632.38 : 2,252.09 = 1,073.15 : x
  2. Step 2: Convert to fraction form
    1,632.38/2,252.09 = 1,073.15/x
  3. Step 3: Cross multiply
    1,632.38x = 2,252.09 × 1,073.15
  4. Step 4: Simplify right side
    1,632.38x = 2,416,813.76
  5. Step 5: Solve for x
    x = 2,416,813.76/1,632.38
  6. Step 6: Final answer
    x = 1,480.55

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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.