Home / 8,498.25-11,726.78-4,720.95

Finding the Fourth Proportional to 8,498.25, 11,726.78 and 4,720.95

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Solution

The fourth proportional to 8,498.25, 11,726.78 and 4,720.95 is: 6,514.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,498.25 : 11,726.78 = 4,720.95 : x
  2. Step 2: Convert to fraction form
    8,498.25/11,726.78 = 4,720.95/x
  3. Step 3: Cross multiply
    8,498.25x = 11,726.78 × 4,720.95
  4. Step 4: Simplify right side
    8,498.25x = 55,361,518.44
  5. Step 5: Solve for x
    x = 55,361,518.44/8,498.25
  6. Step 6: Final answer
    x = 6,514.46

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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.