Home / 1,493.32-2,060.20-1,101.28

Finding the Fourth Proportional to 1,493.32, 2,060.20 and 1,101.28

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Solution

The fourth proportional to 1,493.32, 2,060.20 and 1,101.28 is: 1,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493.32 : 2,060.20 = 1,101.28 : x
  2. Step 2: Convert to fraction form
    1,493.32/2,060.20 = 1,101.28/x
  3. Step 3: Cross multiply
    1,493.32x = 2,060.20 × 1,101.28
  4. Step 4: Simplify right side
    1,493.32x = 2,268,857.06
  5. Step 5: Solve for x
    x = 2,268,857.06/1,493.32
  6. Step 6: Final answer
    x = 1,519.34

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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.