Home / 8,838.36-12,197.25-4,859.78

Finding the Fourth Proportional to 8,838.36, 12,197.25 and 4,859.78

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Solution

The fourth proportional to 8,838.36, 12,197.25 and 4,859.78 is: 6,706.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,838.36 : 12,197.25 = 4,859.78 : x
  2. Step 2: Convert to fraction form
    8,838.36/12,197.25 = 4,859.78/x
  3. Step 3: Cross multiply
    8,838.36x = 12,197.25 × 4,859.78
  4. Step 4: Simplify right side
    8,838.36x = 59,275,890.62
  5. Step 5: Solve for x
    x = 59,275,890.62/8,838.36
  6. Step 6: Final answer
    x = 6,706.66

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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.