Home / 5,077.16-7,605.46-3,976.28

Finding the Fourth Proportional to 5,077.16, 7,605.46 and 3,976.28

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Solution

The fourth proportional to 5,077.16, 7,605.46 and 3,976.28 is: 5,956.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,077.16 : 7,605.46 = 3,976.28 : x
  2. Step 2: Convert to fraction form
    5,077.16/7,605.46 = 3,976.28/x
  3. Step 3: Cross multiply
    5,077.16x = 7,605.46 × 3,976.28
  4. Step 4: Simplify right side
    5,077.16x = 30,241,438.49
  5. Step 5: Solve for x
    x = 30,241,438.49/5,077.16
  6. Step 6: Final answer
    x = 5,956.37

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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.