Home / 1,344.20-2,014.14-1,068.80

Finding the Fourth Proportional to 1,344.20, 2,014.14 and 1,068.80

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Solution

The fourth proportional to 1,344.20, 2,014.14 and 1,068.80 is: 1,601.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,344.20 : 2,014.14 = 1,068.80 : x
  2. Step 2: Convert to fraction form
    1,344.20/2,014.14 = 1,068.80/x
  3. Step 3: Cross multiply
    1,344.20x = 2,014.14 × 1,068.80
  4. Step 4: Simplify right side
    1,344.20x = 2,152,712.83
  5. Step 5: Solve for x
    x = 2,152,712.83/1,344.20
  6. Step 6: Final answer
    x = 1,601.48

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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.