Home / 8,039.45-12,055.23-3,358.06

Finding the Fourth Proportional to 8,039.45, 12,055.23 and 3,358.06

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Solution

The fourth proportional to 8,039.45, 12,055.23 and 3,358.06 is: 5,035.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.45 : 12,055.23 = 3,358.06 : x
  2. Step 2: Convert to fraction form
    8,039.45/12,055.23 = 3,358.06/x
  3. Step 3: Cross multiply
    8,039.45x = 12,055.23 × 3,358.06
  4. Step 4: Simplify right side
    8,039.45x = 40,482,155.52
  5. Step 5: Solve for x
    x = 40,482,155.52/8,039.45
  6. Step 6: Final answer
    x = 5,035.44

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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.