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Finding the Fourth Proportional to 8,926.55, 13,388.81 and 2,263.01

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Solution

The fourth proportional to 8,926.55, 13,388.81 and 2,263.01 is: 3,394.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,926.55 : 13,388.81 = 2,263.01 : x
  2. Step 2: Convert to fraction form
    8,926.55/13,388.81 = 2,263.01/x
  3. Step 3: Cross multiply
    8,926.55x = 13,388.81 × 2,263.01
  4. Step 4: Simplify right side
    8,926.55x = 30,299,033.08
  5. Step 5: Solve for x
    x = 30,299,033.08/8,926.55
  6. Step 6: Final answer
    x = 3,394.26

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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.