Home / 8,175.53-11,282.60-4,818.49

Finding the Fourth Proportional to 8,175.53, 11,282.60 and 4,818.49

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Solution

The fourth proportional to 8,175.53, 11,282.60 and 4,818.49 is: 6,649.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.53 : 11,282.60 = 4,818.49 : x
  2. Step 2: Convert to fraction form
    8,175.53/11,282.60 = 4,818.49/x
  3. Step 3: Cross multiply
    8,175.53x = 11,282.60 × 4,818.49
  4. Step 4: Simplify right side
    8,175.53x = 54,365,038.86
  5. Step 5: Solve for x
    x = 54,365,038.86/8,175.53
  6. Step 6: Final answer
    x = 6,649.73

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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.