Home / 5,908.26-8,862.56-2,209.78

Finding the Fourth Proportional to 5,908.26, 8,862.56 and 2,209.78

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Solution

The fourth proportional to 5,908.26, 8,862.56 and 2,209.78 is: 3,314.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,908.26 : 8,862.56 = 2,209.78 : x
  2. Step 2: Convert to fraction form
    5,908.26/8,862.56 = 2,209.78/x
  3. Step 3: Cross multiply
    5,908.26x = 8,862.56 × 2,209.78
  4. Step 4: Simplify right side
    5,908.26x = 19,584,329.99
  5. Step 5: Solve for x
    x = 19,584,329.99/5,908.26
  6. Step 6: Final answer
    x = 3,314.74

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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.