Home / 1,406.36-2,110.46-1,060.49

Finding the Fourth Proportional to 1,406.36, 2,110.46 and 1,060.49

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Solution

The fourth proportional to 1,406.36, 2,110.46 and 1,060.49 is: 1,591.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,406.36 : 2,110.46 = 1,060.49 : x
  2. Step 2: Convert to fraction form
    1,406.36/2,110.46 = 1,060.49/x
  3. Step 3: Cross multiply
    1,406.36x = 2,110.46 × 1,060.49
  4. Step 4: Simplify right side
    1,406.36x = 2,238,121.70
  5. Step 5: Solve for x
    x = 2,238,121.70/1,406.36
  6. Step 6: Final answer
    x = 1,591.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.