Home / 8,794.40-13,177.71-3,240.09

Finding the Fourth Proportional to 8,794.40, 13,177.71 and 3,240.09

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Solution

The fourth proportional to 8,794.40, 13,177.71 and 3,240.09 is: 4,855.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,794.40 : 13,177.71 = 3,240.09 : x
  2. Step 2: Convert to fraction form
    8,794.40/13,177.71 = 3,240.09/x
  3. Step 3: Cross multiply
    8,794.40x = 13,177.71 × 3,240.09
  4. Step 4: Simplify right side
    8,794.40x = 42,696,966.39
  5. Step 5: Solve for x
    x = 42,696,966.39/8,794.40
  6. Step 6: Final answer
    x = 4,855.02

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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.