Home / 8,863.92-13,292.91-4,478.58

Finding the Fourth Proportional to 8,863.92, 13,292.91 and 4,478.58

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Solution

The fourth proportional to 8,863.92, 13,292.91 and 4,478.58 is: 6,716.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,863.92 : 13,292.91 = 4,478.58 : x
  2. Step 2: Convert to fraction form
    8,863.92/13,292.91 = 4,478.58/x
  3. Step 3: Cross multiply
    8,863.92x = 13,292.91 × 4,478.58
  4. Step 4: Simplify right side
    8,863.92x = 59,533,360.87
  5. Step 5: Solve for x
    x = 59,533,360.87/8,863.92
  6. Step 6: Final answer
    x = 6,716.37

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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.