Home / 4,144.48-6,219.28-1,679.32

Finding the Fourth Proportional to 4,144.48, 6,219.28 and 1,679.32

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Solution

The fourth proportional to 4,144.48, 6,219.28 and 1,679.32 is: 2,520.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,144.48 : 6,219.28 = 1,679.32 : x
  2. Step 2: Convert to fraction form
    4,144.48/6,219.28 = 1,679.32/x
  3. Step 3: Cross multiply
    4,144.48x = 6,219.28 × 1,679.32
  4. Step 4: Simplify right side
    4,144.48x = 10,444,162.42
  5. Step 5: Solve for x
    x = 10,444,162.42/4,144.48
  6. Step 6: Final answer
    x = 2,520.02

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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.