Home / 4,857.78-6,702.57-3,529.17

Finding the Fourth Proportional to 4,857.78, 6,702.57 and 3,529.17

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Solution

The fourth proportional to 4,857.78, 6,702.57 and 3,529.17 is: 4,869.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,857.78 : 6,702.57 = 3,529.17 : x
  2. Step 2: Convert to fraction form
    4,857.78/6,702.57 = 3,529.17/x
  3. Step 3: Cross multiply
    4,857.78x = 6,702.57 × 3,529.17
  4. Step 4: Simplify right side
    4,857.78x = 23,654,508.97
  5. Step 5: Solve for x
    x = 23,654,508.97/4,857.78
  6. Step 6: Final answer
    x = 4,869.41

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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.