Home / 8,677.08-13,015.50-2,103.32

Finding the Fourth Proportional to 8,677.08, 13,015.50 and 2,103.32

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Solution

The fourth proportional to 8,677.08, 13,015.50 and 2,103.32 is: 3,154.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,677.08 : 13,015.50 = 2,103.32 : x
  2. Step 2: Convert to fraction form
    8,677.08/13,015.50 = 2,103.32/x
  3. Step 3: Cross multiply
    8,677.08x = 13,015.50 × 2,103.32
  4. Step 4: Simplify right side
    8,677.08x = 27,375,799.26
  5. Step 5: Solve for x
    x = 27,375,799.26/8,677.08
  6. Step 6: Final answer
    x = 3,154.96

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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.