Home / 8,859.09-13,296.86-4,479.62

Finding the Fourth Proportional to 8,859.09, 13,296.86 and 4,479.62

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Solution

The fourth proportional to 8,859.09, 13,296.86 and 4,479.62 is: 6,723.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,859.09 : 13,296.86 = 4,479.62 : x
  2. Step 2: Convert to fraction form
    8,859.09/13,296.86 = 4,479.62/x
  3. Step 3: Cross multiply
    8,859.09x = 13,296.86 × 4,479.62
  4. Step 4: Simplify right side
    8,859.09x = 59,564,882.70
  5. Step 5: Solve for x
    x = 59,564,882.70/8,859.09
  6. Step 6: Final answer
    x = 6,723.59

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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.