Home / 6,758.31-9,324.75-4,105.77

Finding the Fourth Proportional to 6,758.31, 9,324.75 and 4,105.77

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Solution

The fourth proportional to 6,758.31, 9,324.75 and 4,105.77 is: 5,664.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,758.31 : 9,324.75 = 4,105.77 : x
  2. Step 2: Convert to fraction form
    6,758.31/9,324.75 = 4,105.77/x
  3. Step 3: Cross multiply
    6,758.31x = 9,324.75 × 4,105.77
  4. Step 4: Simplify right side
    6,758.31x = 38,285,278.81
  5. Step 5: Solve for x
    x = 38,285,278.81/6,758.31
  6. Step 6: Final answer
    x = 5,664.92

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1.5x scale

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.