Home / 11,086.24-15,299.35-6,306.87

Finding the Fourth Proportional to 11,086.24, 15,299.35 and 6,306.87

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Solution

The fourth proportional to 11,086.24, 15,299.35 and 6,306.87 is: 8,703.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,086.24 : 15,299.35 = 6,306.87 : x
  2. Step 2: Convert to fraction form
    11,086.24/15,299.35 = 6,306.87/x
  3. Step 3: Cross multiply
    11,086.24x = 15,299.35 × 6,306.87
  4. Step 4: Simplify right side
    11,086.24x = 96,491,011.53
  5. Step 5: Solve for x
    x = 96,491,011.53/11,086.24
  6. Step 6: Final answer
    x = 8,703.67

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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.