Home / 5,032.80-6,939.36-3,540.96

Finding the Fourth Proportional to 5,032.80, 6,939.36 and 3,540.96

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Solution

The fourth proportional to 5,032.80, 6,939.36 and 3,540.96 is: 4,882.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,032.80 : 6,939.36 = 3,540.96 : x
  2. Step 2: Convert to fraction form
    5,032.80/6,939.36 = 3,540.96/x
  3. Step 3: Cross multiply
    5,032.80x = 6,939.36 × 3,540.96
  4. Step 4: Simplify right side
    5,032.80x = 24,571,996.19
  5. Step 5: Solve for x
    x = 24,571,996.19/5,032.80
  6. Step 6: Final answer
    x = 4,882.37

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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.