Home / 10,363.88-15,541-3,342.58

Finding the Fourth Proportional to 10,363.88, 15,541 and 3,342.58

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Solution

The fourth proportional to 10,363.88, 15,541 and 3,342.58 is: 5,012.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,363.88 : 15,541 = 3,342.58 : x
  2. Step 2: Convert to fraction form
    10,363.88/15,541 = 3,342.58/x
  3. Step 3: Cross multiply
    10,363.88x = 15,541 × 3,342.58
  4. Step 4: Simplify right side
    10,363.88x = 51,947,035.78
  5. Step 5: Solve for x
    x = 51,947,035.78/10,363.88
  6. Step 6: Final answer
    x = 5,012.32

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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.