Home / 3,902.64-5,853.32-1,436.86

Finding the Fourth Proportional to 3,902.64, 5,853.32 and 1,436.86

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Solution

The fourth proportional to 3,902.64, 5,853.32 and 1,436.86 is: 2,155.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,902.64 : 5,853.32 = 1,436.86 : x
  2. Step 2: Convert to fraction form
    3,902.64/5,853.32 = 1,436.86/x
  3. Step 3: Cross multiply
    3,902.64x = 5,853.32 × 1,436.86
  4. Step 4: Simplify right side
    3,902.64x = 8,410,401.38
  5. Step 5: Solve for x
    x = 8,410,401.38/3,902.64
  6. Step 6: Final answer
    x = 2,155.05

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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.