Home / 6,242.11-9,364.76-1,859.61

Finding the Fourth Proportional to 6,242.11, 9,364.76 and 1,859.61

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Solution

The fourth proportional to 6,242.11, 9,364.76 and 1,859.61 is: 2,789.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,242.11 : 9,364.76 = 1,859.61 : x
  2. Step 2: Convert to fraction form
    6,242.11/9,364.76 = 1,859.61/x
  3. Step 3: Cross multiply
    6,242.11x = 9,364.76 × 1,859.61
  4. Step 4: Simplify right side
    6,242.11x = 17,414,801.34
  5. Step 5: Solve for x
    x = 17,414,801.34/6,242.11
  6. Step 6: Final answer
    x = 2,789.89

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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.