Home / 10,414.40-15,621.84-3,750.56

Finding the Fourth Proportional to 10,414.40, 15,621.84 and 3,750.56

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Solution

The fourth proportional to 10,414.40, 15,621.84 and 3,750.56 is: 5,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,414.40 : 15,621.84 = 3,750.56 : x
  2. Step 2: Convert to fraction form
    10,414.40/15,621.84 = 3,750.56/x
  3. Step 3: Cross multiply
    10,414.40x = 15,621.84 × 3,750.56
  4. Step 4: Simplify right side
    10,414.40x = 58,590,648.23
  5. Step 5: Solve for x
    x = 58,590,648.23/10,414.40
  6. Step 6: Final answer
    x = 5,625.93

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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.