Home / 4,162.33-6,242.58-1,239.95

Finding the Fourth Proportional to 4,162.33, 6,242.58 and 1,239.95

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Solution

The fourth proportional to 4,162.33, 6,242.58 and 1,239.95 is: 1,859.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,162.33 : 6,242.58 = 1,239.95 : x
  2. Step 2: Convert to fraction form
    4,162.33/6,242.58 = 1,239.95/x
  3. Step 3: Cross multiply
    4,162.33x = 6,242.58 × 1,239.95
  4. Step 4: Simplify right side
    4,162.33x = 7,740,502.68
  5. Step 5: Solve for x
    x = 7,740,502.68/4,162.33
  6. Step 6: Final answer
    x = 1,859.66

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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.