Home / 8,789.04-13,182.62-2,214.81

Finding the Fourth Proportional to 8,789.04, 13,182.62 and 2,214.81

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Solution

The fourth proportional to 8,789.04, 13,182.62 and 2,214.81 is: 3,321.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,789.04 : 13,182.62 = 2,214.81 : x
  2. Step 2: Convert to fraction form
    8,789.04/13,182.62 = 2,214.81/x
  3. Step 3: Cross multiply
    8,789.04x = 13,182.62 × 2,214.81
  4. Step 4: Simplify right side
    8,789.04x = 29,196,987.53
  5. Step 5: Solve for x
    x = 29,196,987.53/8,789.04
  6. Step 6: Final answer
    x = 3,321.98

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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.