Home / 8,029.86-11,081.79-4,672.95

Finding the Fourth Proportional to 8,029.86, 11,081.79 and 4,672.95

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Solution

The fourth proportional to 8,029.86, 11,081.79 and 4,672.95 is: 6,449.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029.86 : 11,081.79 = 4,672.95 : x
  2. Step 2: Convert to fraction form
    8,029.86/11,081.79 = 4,672.95/x
  3. Step 3: Cross multiply
    8,029.86x = 11,081.79 × 4,672.95
  4. Step 4: Simplify right side
    8,029.86x = 51,784,650.58
  5. Step 5: Solve for x
    x = 51,784,650.58/8,029.86
  6. Step 6: Final answer
    x = 6,449.01

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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.