Home / 8,032.46-12,039.44-5,396.78

Finding the Fourth Proportional to 8,032.46, 12,039.44 and 5,396.78

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Solution

The fourth proportional to 8,032.46, 12,039.44 and 5,396.78 is: 8,088.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,032.46 : 12,039.44 = 5,396.78 : x
  2. Step 2: Convert to fraction form
    8,032.46/12,039.44 = 5,396.78/x
  3. Step 3: Cross multiply
    8,032.46x = 12,039.44 × 5,396.78
  4. Step 4: Simplify right side
    8,032.46x = 64,974,212.12
  5. Step 5: Solve for x
    x = 64,974,212.12/8,032.46
  6. Step 6: Final answer
    x = 8,088.96

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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.