Home / 4,120.32-6,181.27-1,346.24

Finding the Fourth Proportional to 4,120.32, 6,181.27 and 1,346.24

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Solution

The fourth proportional to 4,120.32, 6,181.27 and 1,346.24 is: 2,019.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.32 : 6,181.27 = 1,346.24 : x
  2. Step 2: Convert to fraction form
    4,120.32/6,181.27 = 1,346.24/x
  3. Step 3: Cross multiply
    4,120.32x = 6,181.27 × 1,346.24
  4. Step 4: Simplify right side
    4,120.32x = 8,321,492.58
  5. Step 5: Solve for x
    x = 8,321,492.58/4,120.32
  6. Step 6: Final answer
    x = 2,019.62

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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.