Home / 8,774.12-13,166.55-3,226.84

Finding the Fourth Proportional to 8,774.12, 13,166.55 and 3,226.84

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Solution

The fourth proportional to 8,774.12, 13,166.55 and 3,226.84 is: 4,842.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,774.12 : 13,166.55 = 3,226.84 : x
  2. Step 2: Convert to fraction form
    8,774.12/13,166.55 = 3,226.84/x
  3. Step 3: Cross multiply
    8,774.12x = 13,166.55 × 3,226.84
  4. Step 4: Simplify right side
    8,774.12x = 42,486,317.29
  5. Step 5: Solve for x
    x = 42,486,317.29/8,774.12
  6. Step 6: Final answer
    x = 4,842.23

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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.