Home / 5,205.24-7,810.43-2,432.11

Finding the Fourth Proportional to 5,205.24, 7,810.43 and 2,432.11

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Solution

The fourth proportional to 5,205.24, 7,810.43 and 2,432.11 is: 3,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.24 : 7,810.43 = 2,432.11 : x
  2. Step 2: Convert to fraction form
    5,205.24/7,810.43 = 2,432.11/x
  3. Step 3: Cross multiply
    5,205.24x = 7,810.43 × 2,432.11
  4. Step 4: Simplify right side
    5,205.24x = 18,995,805.38
  5. Step 5: Solve for x
    x = 18,995,805.38/5,205.24
  6. Step 6: Final answer
    x = 3,649.36

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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.