Home / 5,246.11-7,237.24-3,120.43

Finding the Fourth Proportional to 5,246.11, 7,237.24 and 3,120.43

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Solution

The fourth proportional to 5,246.11, 7,237.24 and 3,120.43 is: 4,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,246.11 : 7,237.24 = 3,120.43 : x
  2. Step 2: Convert to fraction form
    5,246.11/7,237.24 = 3,120.43/x
  3. Step 3: Cross multiply
    5,246.11x = 7,237.24 × 3,120.43
  4. Step 4: Simplify right side
    5,246.11x = 22,583,300.81
  5. Step 5: Solve for x
    x = 22,583,300.81/5,246.11
  6. Step 6: Final answer
    x = 4,304.77

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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.