Home / 8,982.08-13,468.68-5,427.86

Finding the Fourth Proportional to 8,982.08, 13,468.68 and 5,427.86

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Solution

The fourth proportional to 8,982.08, 13,468.68 and 5,427.86 is: 8,139.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,982.08 : 13,468.68 = 5,427.86 : x
  2. Step 2: Convert to fraction form
    8,982.08/13,468.68 = 5,427.86/x
  3. Step 3: Cross multiply
    8,982.08x = 13,468.68 × 5,427.86
  4. Step 4: Simplify right side
    8,982.08x = 73,106,109.42
  5. Step 5: Solve for x
    x = 73,106,109.42/8,982.08
  6. Step 6: Final answer
    x = 8,139.11

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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.