Home / 5,219.78-7,832.18-2,446.01

Finding the Fourth Proportional to 5,219.78, 7,832.18 and 2,446.01

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Solution

The fourth proportional to 5,219.78, 7,832.18 and 2,446.01 is: 3,670.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,219.78 : 7,832.18 = 2,446.01 : x
  2. Step 2: Convert to fraction form
    5,219.78/7,832.18 = 2,446.01/x
  3. Step 3: Cross multiply
    5,219.78x = 7,832.18 × 2,446.01
  4. Step 4: Simplify right side
    5,219.78x = 19,157,557.56
  5. Step 5: Solve for x
    x = 19,157,557.56/5,219.78
  6. Step 6: Final answer
    x = 3,670.18

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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.