Home / 8,814.04-13,221.43-2,891.27

Finding the Fourth Proportional to 8,814.04, 13,221.43 and 2,891.27

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Solution

The fourth proportional to 8,814.04, 13,221.43 and 2,891.27 is: 4,337.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,814.04 : 13,221.43 = 2,891.27 : x
  2. Step 2: Convert to fraction form
    8,814.04/13,221.43 = 2,891.27/x
  3. Step 3: Cross multiply
    8,814.04x = 13,221.43 × 2,891.27
  4. Step 4: Simplify right side
    8,814.04x = 38,226,749.74
  5. Step 5: Solve for x
    x = 38,226,749.74/8,814.04
  6. Step 6: Final answer
    x = 4,337.03

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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.