Home / 8,299.44-12,449.28-3,368.16

Finding the Fourth Proportional to 8,299.44, 12,449.28 and 3,368.16

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Solution

The fourth proportional to 8,299.44, 12,449.28 and 3,368.16 is: 5,052.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,299.44 : 12,449.28 = 3,368.16 : x
  2. Step 2: Convert to fraction form
    8,299.44/12,449.28 = 3,368.16/x
  3. Step 3: Cross multiply
    8,299.44x = 12,449.28 × 3,368.16
  4. Step 4: Simplify right side
    8,299.44x = 41,931,166.92
  5. Step 5: Solve for x
    x = 41,931,166.92/8,299.44
  6. Step 6: Final answer
    x = 5,052.29

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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.