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Finding the Fourth Proportional to 4,476.07, 6,177 and 2,486.91

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Solution

The fourth proportional to 4,476.07, 6,177 and 2,486.91 is: 3,431.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,476.07 : 6,177 = 2,486.91 : x
  2. Step 2: Convert to fraction form
    4,476.07/6,177 = 2,486.91/x
  3. Step 3: Cross multiply
    4,476.07x = 6,177 × 2,486.91
  4. Step 4: Simplify right side
    4,476.07x = 15,361,643.07
  5. Step 5: Solve for x
    x = 15,361,643.07/4,476.07
  6. Step 6: Final answer
    x = 3,431.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.