Home / 8,052.12-12,073.68-3,117.60

Finding the Fourth Proportional to 8,052.12, 12,073.68 and 3,117.60

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Solution

The fourth proportional to 8,052.12, 12,073.68 and 3,117.60 is: 4,674.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,052.12 : 12,073.68 = 3,117.60 : x
  2. Step 2: Convert to fraction form
    8,052.12/12,073.68 = 3,117.60/x
  3. Step 3: Cross multiply
    8,052.12x = 12,073.68 × 3,117.60
  4. Step 4: Simplify right side
    8,052.12x = 37,640,904.77
  5. Step 5: Solve for x
    x = 37,640,904.77/8,052.12
  6. Step 6: Final answer
    x = 4,674.66

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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.