Home / 1,512.22-2,086.46-952.96

Finding the Fourth Proportional to 1,512.22, 2,086.46 and 952.96

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Solution

The fourth proportional to 1,512.22, 2,086.46 and 952.96 is: 1,314.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,512.22 : 2,086.46 = 952.96 : x
  2. Step 2: Convert to fraction form
    1,512.22/2,086.46 = 952.96/x
  3. Step 3: Cross multiply
    1,512.22x = 2,086.46 × 952.96
  4. Step 4: Simplify right side
    1,512.22x = 1,988,312.92
  5. Step 5: Solve for x
    x = 1,988,312.92/1,512.22
  6. Step 6: Final answer
    x = 1,314.83

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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.