Home / 1,549.18-2,320.27-1,199.72

Finding the Fourth Proportional to 1,549.18, 2,320.27 and 1,199.72

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Solution

The fourth proportional to 1,549.18, 2,320.27 and 1,199.72 is: 1,796.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,549.18 : 2,320.27 = 1,199.72 : x
  2. Step 2: Convert to fraction form
    1,549.18/2,320.27 = 1,199.72/x
  3. Step 3: Cross multiply
    1,549.18x = 2,320.27 × 1,199.72
  4. Step 4: Simplify right side
    1,549.18x = 2,783,683.76
  5. Step 5: Solve for x
    x = 2,783,683.76/1,549.18
  6. Step 6: Final answer
    x = 1,796.88

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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.