Home / 8,164.29-12,244.48-3,777.53

Finding the Fourth Proportional to 8,164.29, 12,244.48 and 3,777.53

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Solution

The fourth proportional to 8,164.29, 12,244.48 and 3,777.53 is: 5,665.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,164.29 : 12,244.48 = 3,777.53 : x
  2. Step 2: Convert to fraction form
    8,164.29/12,244.48 = 3,777.53/x
  3. Step 3: Cross multiply
    8,164.29x = 12,244.48 × 3,777.53
  4. Step 4: Simplify right side
    8,164.29x = 46,253,890.53
  5. Step 5: Solve for x
    x = 46,253,890.53/8,164.29
  6. Step 6: Final answer
    x = 5,665.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.