Home / 1,961.16-2,708.58-1,524.30

Finding the Fourth Proportional to 1,961.16, 2,708.58 and 1,524.30

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Solution

The fourth proportional to 1,961.16, 2,708.58 and 1,524.30 is: 2,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,961.16 : 2,708.58 = 1,524.30 : x
  2. Step 2: Convert to fraction form
    1,961.16/2,708.58 = 1,524.30/x
  3. Step 3: Cross multiply
    1,961.16x = 2,708.58 × 1,524.30
  4. Step 4: Simplify right side
    1,961.16x = 4,128,688.49
  5. Step 5: Solve for x
    x = 4,128,688.49/1,961.16
  6. Step 6: Final answer
    x = 2,105.23

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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.