Home / 8,630.15-11,910.04-5,093.28

Finding the Fourth Proportional to 8,630.15, 11,910.04 and 5,093.28

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Solution

The fourth proportional to 8,630.15, 11,910.04 and 5,093.28 is: 7,028.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,630.15 : 11,910.04 = 5,093.28 : x
  2. Step 2: Convert to fraction form
    8,630.15/11,910.04 = 5,093.28/x
  3. Step 3: Cross multiply
    8,630.15x = 11,910.04 × 5,093.28
  4. Step 4: Simplify right side
    8,630.15x = 60,661,155.80
  5. Step 5: Solve for x
    x = 60,661,155.80/8,630.15
  6. Step 6: Final answer
    x = 7,028.98

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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.