Home / 8,836.63-13,257.57-3,214.19

Finding the Fourth Proportional to 8,836.63, 13,257.57 and 3,214.19

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Solution

The fourth proportional to 8,836.63, 13,257.57 and 3,214.19 is: 4,822.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,836.63 : 13,257.57 = 3,214.19 : x
  2. Step 2: Convert to fraction form
    8,836.63/13,257.57 = 3,214.19/x
  3. Step 3: Cross multiply
    8,836.63x = 13,257.57 × 3,214.19
  4. Step 4: Simplify right side
    8,836.63x = 42,612,348.92
  5. Step 5: Solve for x
    x = 42,612,348.92/8,836.63
  6. Step 6: Final answer
    x = 4,822.24

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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.