Home / 6,519.88-8,996.43-4,282.66

Finding the Fourth Proportional to 6,519.88, 8,996.43 and 4,282.66

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Solution

The fourth proportional to 6,519.88, 8,996.43 and 4,282.66 is: 5,909.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,519.88 : 8,996.43 = 4,282.66 : x
  2. Step 2: Convert to fraction form
    6,519.88/8,996.43 = 4,282.66/x
  3. Step 3: Cross multiply
    6,519.88x = 8,996.43 × 4,282.66
  4. Step 4: Simplify right side
    6,519.88x = 38,528,650.90
  5. Step 5: Solve for x
    x = 38,528,650.90/6,519.88
  6. Step 6: Final answer
    x = 5,909.41

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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.