Home / 8,816.39-13,224.89-2,973.05

Finding the Fourth Proportional to 8,816.39, 13,224.89 and 2,973.05

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Solution

The fourth proportional to 8,816.39, 13,224.89 and 2,973.05 is: 4,459.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,816.39 : 13,224.89 = 2,973.05 : x
  2. Step 2: Convert to fraction form
    8,816.39/13,224.89 = 2,973.05/x
  3. Step 3: Cross multiply
    8,816.39x = 13,224.89 × 2,973.05
  4. Step 4: Simplify right side
    8,816.39x = 39,318,259.21
  5. Step 5: Solve for x
    x = 39,318,259.21/8,816.39
  6. Step 6: Final answer
    x = 4,459.68

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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.