Home / 6,072.53-8,377.13-5,231.78

Finding the Fourth Proportional to 6,072.53, 8,377.13 and 5,231.78

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Solution

The fourth proportional to 6,072.53, 8,377.13 and 5,231.78 is: 7,217.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,072.53 : 8,377.13 = 5,231.78 : x
  2. Step 2: Convert to fraction form
    6,072.53/8,377.13 = 5,231.78/x
  3. Step 3: Cross multiply
    6,072.53x = 8,377.13 × 5,231.78
  4. Step 4: Simplify right side
    6,072.53x = 43,827,277.03
  5. Step 5: Solve for x
    x = 43,827,277.03/6,072.53
  6. Step 6: Final answer
    x = 7,217.30

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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.