Home / 8,925.84-13,385.88-3,378.96

Finding the Fourth Proportional to 8,925.84, 13,385.88 and 3,378.96

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Solution

The fourth proportional to 8,925.84, 13,385.88 and 3,378.96 is: 5,067.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,925.84 : 13,385.88 = 3,378.96 : x
  2. Step 2: Convert to fraction form
    8,925.84/13,385.88 = 3,378.96/x
  3. Step 3: Cross multiply
    8,925.84x = 13,385.88 × 3,378.96
  4. Step 4: Simplify right side
    8,925.84x = 45,230,353.08
  5. Step 5: Solve for x
    x = 45,230,353.08/8,925.84
  6. Step 6: Final answer
    x = 5,067.35

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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.