Home / 3,901.32-5,819.40-3,585.96

Finding the Fourth Proportional to 3,901.32, 5,819.40 and 3,585.96

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Solution

The fourth proportional to 3,901.32, 5,819.40 and 3,585.96 is: 5,348.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,901.32 : 5,819.40 = 3,585.96 : x
  2. Step 2: Convert to fraction form
    3,901.32/5,819.40 = 3,585.96/x
  3. Step 3: Cross multiply
    3,901.32x = 5,819.40 × 3,585.96
  4. Step 4: Simplify right side
    3,901.32x = 20,868,135.62
  5. Step 5: Solve for x
    x = 20,868,135.62/3,901.32
  6. Step 6: Final answer
    x = 5,348.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.