Home / 8,277.48-11,422.82-4,920.44

Finding the Fourth Proportional to 8,277.48, 11,422.82 and 4,920.44

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Solution

The fourth proportional to 8,277.48, 11,422.82 and 4,920.44 is: 6,790.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,277.48 : 11,422.82 = 4,920.44 : x
  2. Step 2: Convert to fraction form
    8,277.48/11,422.82 = 4,920.44/x
  3. Step 3: Cross multiply
    8,277.48x = 11,422.82 × 4,920.44
  4. Step 4: Simplify right side
    8,277.48x = 56,205,255.63
  5. Step 5: Solve for x
    x = 56,205,255.63/8,277.48
  6. Step 6: Final answer
    x = 6,790.14

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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.