Home / 5,040.82-7,548.45-4,217.05

Finding the Fourth Proportional to 5,040.82, 7,548.45 and 4,217.05

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Solution

The fourth proportional to 5,040.82, 7,548.45 and 4,217.05 is: 6,314.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.82 : 7,548.45 = 4,217.05 : x
  2. Step 2: Convert to fraction form
    5,040.82/7,548.45 = 4,217.05/x
  3. Step 3: Cross multiply
    5,040.82x = 7,548.45 × 4,217.05
  4. Step 4: Simplify right side
    5,040.82x = 31,832,191.07
  5. Step 5: Solve for x
    x = 31,832,191.07/5,040.82
  6. Step 6: Final answer
    x = 6,314.88

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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.