Home / 1,350.06-2,013.36-1,200.74

Finding the Fourth Proportional to 1,350.06, 2,013.36 and 1,200.74

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Solution

The fourth proportional to 1,350.06, 2,013.36 and 1,200.74 is: 1,790.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,350.06 : 2,013.36 = 1,200.74 : x
  2. Step 2: Convert to fraction form
    1,350.06/2,013.36 = 1,200.74/x
  3. Step 3: Cross multiply
    1,350.06x = 2,013.36 × 1,200.74
  4. Step 4: Simplify right side
    1,350.06x = 2,417,521.89
  5. Step 5: Solve for x
    x = 2,417,521.89/1,350.06
  6. Step 6: Final answer
    x = 1,790.68

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.