Home / 8,774.38-13,165.42-3,226.40

Finding the Fourth Proportional to 8,774.38, 13,165.42 and 3,226.40

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Solution

The fourth proportional to 8,774.38, 13,165.42 and 3,226.40 is: 4,841.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.38 : 13,165.42 = 3,226.40 : x
  2. Step 2: Convert to fraction form
    8,774.38/13,165.42 = 3,226.40/x
  3. Step 3: Cross multiply
    8,774.38x = 13,165.42 × 3,226.40
  4. Step 4: Simplify right side
    8,774.38x = 42,476,911.09
  5. Step 5: Solve for x
    x = 42,476,911.09/8,774.38
  6. Step 6: Final answer
    x = 4,841.02

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1.5x scale

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.