Home / 5,337.12-7,995.94-3,935

Finding the Fourth Proportional to 5,337.12, 7,995.94 and 3,935

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Solution

The fourth proportional to 5,337.12, 7,995.94 and 3,935 is: 5,895.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,337.12 : 7,995.94 = 3,935 : x
  2. Step 2: Convert to fraction form
    5,337.12/7,995.94 = 3,935/x
  3. Step 3: Cross multiply
    5,337.12x = 7,995.94 × 3,935
  4. Step 4: Simplify right side
    5,337.12x = 31,464,023.90
  5. Step 5: Solve for x
    x = 31,464,023.90/5,337.12
  6. Step 6: Final answer
    x = 5,895.32

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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.