Home / 8,926.12-13,395.32-3,082.74

Finding the Fourth Proportional to 8,926.12, 13,395.32 and 3,082.74

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Solution

The fourth proportional to 8,926.12, 13,395.32 and 3,082.74 is: 4,626.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.12 : 13,395.32 = 3,082.74 : x
  2. Step 2: Convert to fraction form
    8,926.12/13,395.32 = 3,082.74/x
  3. Step 3: Cross multiply
    8,926.12x = 13,395.32 × 3,082.74
  4. Step 4: Simplify right side
    8,926.12x = 41,294,288.78
  5. Step 5: Solve for x
    x = 41,294,288.78/8,926.12
  6. Step 6: Final answer
    x = 4,626.23

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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.