Home / 6,775.24-9,351.30-4,123.51

Finding the Fourth Proportional to 6,775.24, 9,351.30 and 4,123.51

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Solution

The fourth proportional to 6,775.24, 9,351.30 and 4,123.51 is: 5,691.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,775.24 : 9,351.30 = 4,123.51 : x
  2. Step 2: Convert to fraction form
    6,775.24/9,351.30 = 4,123.51/x
  3. Step 3: Cross multiply
    6,775.24x = 9,351.30 × 4,123.51
  4. Step 4: Simplify right side
    6,775.24x = 38,560,179.06
  5. Step 5: Solve for x
    x = 38,560,179.06/6,775.24
  6. Step 6: Final answer
    x = 5,691.34

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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.