Home / 6,006.48-8,286.12-3,909.84

Finding the Fourth Proportional to 6,006.48, 8,286.12 and 3,909.84

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Solution

The fourth proportional to 6,006.48, 8,286.12 and 3,909.84 is: 5,393.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,006.48 : 8,286.12 = 3,909.84 : x
  2. Step 2: Convert to fraction form
    6,006.48/8,286.12 = 3,909.84/x
  3. Step 3: Cross multiply
    6,006.48x = 8,286.12 × 3,909.84
  4. Step 4: Simplify right side
    6,006.48x = 32,397,403.42
  5. Step 5: Solve for x
    x = 32,397,403.42/6,006.48
  6. Step 6: Final answer
    x = 5,393.74

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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.