Home / 8,263.10-12,399.19-3,583.14

Finding the Fourth Proportional to 8,263.10, 12,399.19 and 3,583.14

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Solution

The fourth proportional to 8,263.10, 12,399.19 and 3,583.14 is: 5,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,263.10 : 12,399.19 = 3,583.14 : x
  2. Step 2: Convert to fraction form
    8,263.10/12,399.19 = 3,583.14/x
  3. Step 3: Cross multiply
    8,263.10x = 12,399.19 × 3,583.14
  4. Step 4: Simplify right side
    8,263.10x = 44,428,033.66
  5. Step 5: Solve for x
    x = 44,428,033.66/8,263.10
  6. Step 6: Final answer
    x = 5,376.68

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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.