Home / 10,695.80-14,757.84-6,217.25

Finding the Fourth Proportional to 10,695.80, 14,757.84 and 6,217.25

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Solution

The fourth proportional to 10,695.80, 14,757.84 and 6,217.25 is: 8,578.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,695.80 : 14,757.84 = 6,217.25 : x
  2. Step 2: Convert to fraction form
    10,695.80/14,757.84 = 6,217.25/x
  3. Step 3: Cross multiply
    10,695.80x = 14,757.84 × 6,217.25
  4. Step 4: Simplify right side
    10,695.80x = 91,753,106.95
  5. Step 5: Solve for x
    x = 91,753,106.95/10,695.80
  6. Step 6: Final answer
    x = 8,578.43

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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.