Home / 7,851.70-10,835.27-4,314.97

Finding the Fourth Proportional to 7,851.70, 10,835.27 and 4,314.97

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Solution

The fourth proportional to 7,851.70, 10,835.27 and 4,314.97 is: 5,954.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,851.70 : 10,835.27 = 4,314.97 : x
  2. Step 2: Convert to fraction form
    7,851.70/10,835.27 = 4,314.97/x
  3. Step 3: Cross multiply
    7,851.70x = 10,835.27 × 4,314.97
  4. Step 4: Simplify right side
    7,851.70x = 46,753,810.82
  5. Step 5: Solve for x
    x = 46,753,810.82/7,851.70
  6. Step 6: Final answer
    x = 5,954.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.