Home / 8,175.47-11,282.04-4,818.42

Finding the Fourth Proportional to 8,175.47, 11,282.04 and 4,818.42

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Solution

The fourth proportional to 8,175.47, 11,282.04 and 4,818.42 is: 6,649.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.47 : 11,282.04 = 4,818.42 : x
  2. Step 2: Convert to fraction form
    8,175.47/11,282.04 = 4,818.42/x
  3. Step 3: Cross multiply
    8,175.47x = 11,282.04 × 4,818.42
  4. Step 4: Simplify right side
    8,175.47x = 54,361,583.08
  5. Step 5: Solve for x
    x = 54,361,583.08/8,175.47
  6. Step 6: Final answer
    x = 6,649.36

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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.