Home / 8,039.04-12,055.68-3,039.36

Finding the Fourth Proportional to 8,039.04, 12,055.68 and 3,039.36

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Solution

The fourth proportional to 8,039.04, 12,055.68 and 3,039.36 is: 4,557.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.04 : 12,055.68 = 3,039.36 : x
  2. Step 2: Convert to fraction form
    8,039.04/12,055.68 = 3,039.36/x
  3. Step 3: Cross multiply
    8,039.04x = 12,055.68 × 3,039.36
  4. Step 4: Simplify right side
    8,039.04x = 36,641,551.56
  5. Step 5: Solve for x
    x = 36,641,551.56/8,039.04
  6. Step 6: Final answer
    x = 4,557.95

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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.