Home / 2,591.17-3,576.23-1,543.84

Finding the Fourth Proportional to 2,591.17, 3,576.23 and 1,543.84

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Solution

The fourth proportional to 2,591.17, 3,576.23 and 1,543.84 is: 2,130.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,591.17 : 3,576.23 = 1,543.84 : x
  2. Step 2: Convert to fraction form
    2,591.17/3,576.23 = 1,543.84/x
  3. Step 3: Cross multiply
    2,591.17x = 3,576.23 × 1,543.84
  4. Step 4: Simplify right side
    2,591.17x = 5,521,126.92
  5. Step 5: Solve for x
    x = 5,521,126.92/2,591.17
  6. Step 6: Final answer
    x = 2,130.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.