Home / 3,722.60-5,137.32-2,465.84

Finding the Fourth Proportional to 3,722.60, 5,137.32 and 2,465.84

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Solution

The fourth proportional to 3,722.60, 5,137.32 and 2,465.84 is: 3,402.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,722.60 : 5,137.32 = 2,465.84 : x
  2. Step 2: Convert to fraction form
    3,722.60/5,137.32 = 2,465.84/x
  3. Step 3: Cross multiply
    3,722.60x = 5,137.32 × 2,465.84
  4. Step 4: Simplify right side
    3,722.60x = 12,667,809.15
  5. Step 5: Solve for x
    x = 12,667,809.15/3,722.60
  6. Step 6: Final answer
    x = 3,402.95

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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.