Home / 7,568.27-11,352.47-2,637.90

Finding the Fourth Proportional to 7,568.27, 11,352.47 and 2,637.90

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Solution

The fourth proportional to 7,568.27, 11,352.47 and 2,637.90 is: 3,956.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,568.27 : 11,352.47 = 2,637.90 : x
  2. Step 2: Convert to fraction form
    7,568.27/11,352.47 = 2,637.90/x
  3. Step 3: Cross multiply
    7,568.27x = 11,352.47 × 2,637.90
  4. Step 4: Simplify right side
    7,568.27x = 29,946,647.19
  5. Step 5: Solve for x
    x = 29,946,647.19/7,568.27
  6. Step 6: Final answer
    x = 3,956.87

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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.