Home / 4,252.39-5,853.74-3,689.55

Finding the Fourth Proportional to 4,252.39, 5,853.74 and 3,689.55

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Solution

The fourth proportional to 4,252.39, 5,853.74 and 3,689.55 is: 5,078.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,252.39 : 5,853.74 = 3,689.55 : x
  2. Step 2: Convert to fraction form
    4,252.39/5,853.74 = 3,689.55/x
  3. Step 3: Cross multiply
    4,252.39x = 5,853.74 × 3,689.55
  4. Step 4: Simplify right side
    4,252.39x = 21,597,666.42
  5. Step 5: Solve for x
    x = 21,597,666.42/4,252.39
  6. Step 6: Final answer
    x = 5,078.95

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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.