Home / 8,039.73-12,062.55-3,360.21

Finding the Fourth Proportional to 8,039.73, 12,062.55 and 3,360.21

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Solution

The fourth proportional to 8,039.73, 12,062.55 and 3,360.21 is: 5,041.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.73 : 12,062.55 = 3,360.21 : x
  2. Step 2: Convert to fraction form
    8,039.73/12,062.55 = 3,360.21/x
  3. Step 3: Cross multiply
    8,039.73x = 12,062.55 × 3,360.21
  4. Step 4: Simplify right side
    8,039.73x = 40,532,701.14
  5. Step 5: Solve for x
    x = 40,532,701.14/8,039.73
  6. Step 6: Final answer
    x = 5,041.55

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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.