Home / 2,543.44-3,818.80-1,450

Finding the Fourth Proportional to 2,543.44, 3,818.80 and 1,450

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Solution

The fourth proportional to 2,543.44, 3,818.80 and 1,450 is: 2,177.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,543.44 : 3,818.80 = 1,450 : x
  2. Step 2: Convert to fraction form
    2,543.44/3,818.80 = 1,450/x
  3. Step 3: Cross multiply
    2,543.44x = 3,818.80 × 1,450
  4. Step 4: Simplify right side
    2,543.44x = 5,537,260
  5. Step 5: Solve for x
    x = 5,537,260/2,543.44
  6. Step 6: Final answer
    x = 2,177.08

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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.