Home / 10,106.06-15,161.12-4,262.64

Finding the Fourth Proportional to 10,106.06, 15,161.12 and 4,262.64

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Solution

The fourth proportional to 10,106.06, 15,161.12 and 4,262.64 is: 6,394.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,106.06 : 15,161.12 = 4,262.64 : x
  2. Step 2: Convert to fraction form
    10,106.06/15,161.12 = 4,262.64/x
  3. Step 3: Cross multiply
    10,106.06x = 15,161.12 × 4,262.64
  4. Step 4: Simplify right side
    10,106.06x = 64,626,375.24
  5. Step 5: Solve for x
    x = 64,626,375.24/10,106.06
  6. Step 6: Final answer
    x = 6,394.82

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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.