Home / 4,417.20-6,107.40-3,863.70

Finding the Fourth Proportional to 4,417.20, 6,107.40 and 3,863.70

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Solution

The fourth proportional to 4,417.20, 6,107.40 and 3,863.70 is: 5,342.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,417.20 : 6,107.40 = 3,863.70 : x
  2. Step 2: Convert to fraction form
    4,417.20/6,107.40 = 3,863.70/x
  3. Step 3: Cross multiply
    4,417.20x = 6,107.40 × 3,863.70
  4. Step 4: Simplify right side
    4,417.20x = 23,597,161.38
  5. Step 5: Solve for x
    x = 23,597,161.38/4,417.20
  6. Step 6: Final answer
    x = 5,342.11

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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.