Home / 8,359.92-11,556.44-6,697.76

Finding the Fourth Proportional to 8,359.92, 11,556.44 and 6,697.76

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Solution

The fourth proportional to 8,359.92, 11,556.44 and 6,697.76 is: 9,258.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,359.92 : 11,556.44 = 6,697.76 : x
  2. Step 2: Convert to fraction form
    8,359.92/11,556.44 = 6,697.76/x
  3. Step 3: Cross multiply
    8,359.92x = 11,556.44 × 6,697.76
  4. Step 4: Simplify right side
    8,359.92x = 77,402,261.57
  5. Step 5: Solve for x
    x = 77,402,261.57/8,359.92
  6. Step 6: Final answer
    x = 9,258.73

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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.