Home / 8,176.26-12,261.95-2,910.33

Finding the Fourth Proportional to 8,176.26, 12,261.95 and 2,910.33

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Solution

The fourth proportional to 8,176.26, 12,261.95 and 2,910.33 is: 4,364.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,176.26 : 12,261.95 = 2,910.33 : x
  2. Step 2: Convert to fraction form
    8,176.26/12,261.95 = 2,910.33/x
  3. Step 3: Cross multiply
    8,176.26x = 12,261.95 × 2,910.33
  4. Step 4: Simplify right side
    8,176.26x = 35,686,306.39
  5. Step 5: Solve for x
    x = 35,686,306.39/8,176.26
  6. Step 6: Final answer
    x = 4,364.62

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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.