Home / 5,479.35-8,209.45-4,560.81

Finding the Fourth Proportional to 5,479.35, 8,209.45 and 4,560.81

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Solution

The fourth proportional to 5,479.35, 8,209.45 and 4,560.81 is: 6,833.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,479.35 : 8,209.45 = 4,560.81 : x
  2. Step 2: Convert to fraction form
    5,479.35/8,209.45 = 4,560.81/x
  3. Step 3: Cross multiply
    5,479.35x = 8,209.45 × 4,560.81
  4. Step 4: Simplify right side
    5,479.35x = 37,441,716.57
  5. Step 5: Solve for x
    x = 37,441,716.57/5,479.35
  6. Step 6: Final answer
    x = 6,833.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.