Home / 3,886.70-5,844.45-3,253.10

Finding the Fourth Proportional to 3,886.70, 5,844.45 and 3,253.10

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Solution

The fourth proportional to 3,886.70, 5,844.45 and 3,253.10 is: 4,891.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,886.70 : 5,844.45 = 3,253.10 : x
  2. Step 2: Convert to fraction form
    3,886.70/5,844.45 = 3,253.10/x
  3. Step 3: Cross multiply
    3,886.70x = 5,844.45 × 3,253.10
  4. Step 4: Simplify right side
    3,886.70x = 19,012,580.30
  5. Step 5: Solve for x
    x = 19,012,580.30/3,886.70
  6. Step 6: Final answer
    x = 4,891.70

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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.