Home / 10,133.88-15,199.66-2,737.90

Finding the Fourth Proportional to 10,133.88, 15,199.66 and 2,737.90

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Solution

The fourth proportional to 10,133.88, 15,199.66 and 2,737.90 is: 4,106.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,133.88 : 15,199.66 = 2,737.90 : x
  2. Step 2: Convert to fraction form
    10,133.88/15,199.66 = 2,737.90/x
  3. Step 3: Cross multiply
    10,133.88x = 15,199.66 × 2,737.90
  4. Step 4: Simplify right side
    10,133.88x = 41,615,149.11
  5. Step 5: Solve for x
    x = 41,615,149.11/10,133.88
  6. Step 6: Final answer
    x = 4,106.54

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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.