Home / 1,408.28-1,942.26-1,060.04

Finding the Fourth Proportional to 1,408.28, 1,942.26 and 1,060.04

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Solution

The fourth proportional to 1,408.28, 1,942.26 and 1,060.04 is: 1,461.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,408.28 : 1,942.26 = 1,060.04 : x
  2. Step 2: Convert to fraction form
    1,408.28/1,942.26 = 1,060.04/x
  3. Step 3: Cross multiply
    1,408.28x = 1,942.26 × 1,060.04
  4. Step 4: Simplify right side
    1,408.28x = 2,058,873.29
  5. Step 5: Solve for x
    x = 2,058,873.29/1,408.28
  6. Step 6: Final answer
    x = 1,461.98

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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.