Home / 8,177.84-12,265.64-3,560.24

Finding the Fourth Proportional to 8,177.84, 12,265.64 and 3,560.24

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Solution

The fourth proportional to 8,177.84, 12,265.64 and 3,560.24 is: 5,339.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,177.84 : 12,265.64 = 3,560.24 : x
  2. Step 2: Convert to fraction form
    8,177.84/12,265.64 = 3,560.24/x
  3. Step 3: Cross multiply
    8,177.84x = 12,265.64 × 3,560.24
  4. Step 4: Simplify right side
    8,177.84x = 43,668,622.15
  5. Step 5: Solve for x
    x = 43,668,622.15/8,177.84
  6. Step 6: Final answer
    x = 5,339.87

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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.