Home / 9,338.92-12,882.18-6,556.84

Finding the Fourth Proportional to 9,338.92, 12,882.18 and 6,556.84

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Solution

The fourth proportional to 9,338.92, 12,882.18 and 6,556.84 is: 9,044.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338.92 : 12,882.18 = 6,556.84 : x
  2. Step 2: Convert to fraction form
    9,338.92/12,882.18 = 6,556.84/x
  3. Step 3: Cross multiply
    9,338.92x = 12,882.18 × 6,556.84
  4. Step 4: Simplify right side
    9,338.92x = 84,466,393.11
  5. Step 5: Solve for x
    x = 84,466,393.11/9,338.92
  6. Step 6: Final answer
    x = 9,044.56

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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.