Home / 8,177.57-12,266.67-2,630.19

Finding the Fourth Proportional to 8,177.57, 12,266.67 and 2,630.19

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Solution

The fourth proportional to 8,177.57, 12,266.67 and 2,630.19 is: 3,945.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.57 : 12,266.67 = 2,630.19 : x
  2. Step 2: Convert to fraction form
    8,177.57/12,266.67 = 2,630.19/x
  3. Step 3: Cross multiply
    8,177.57x = 12,266.67 × 2,630.19
  4. Step 4: Simplify right side
    8,177.57x = 32,263,659.63
  5. Step 5: Solve for x
    x = 32,263,659.63/8,177.57
  6. Step 6: Final answer
    x = 3,945.38

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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.