Home / 2,297.52-3,172.04-1,512.92

Finding the Fourth Proportional to 2,297.52, 3,172.04 and 1,512.92

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Solution

The fourth proportional to 2,297.52, 3,172.04 and 1,512.92 is: 2,088.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,297.52 : 3,172.04 = 1,512.92 : x
  2. Step 2: Convert to fraction form
    2,297.52/3,172.04 = 1,512.92/x
  3. Step 3: Cross multiply
    2,297.52x = 3,172.04 × 1,512.92
  4. Step 4: Simplify right side
    2,297.52x = 4,799,042.76
  5. Step 5: Solve for x
    x = 4,799,042.76/2,297.52
  6. Step 6: Final answer
    x = 2,088.79

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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.