Home / 4,399.20-6,064.74-3,874.32

Finding the Fourth Proportional to 4,399.20, 6,064.74 and 3,874.32

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Solution

The fourth proportional to 4,399.20, 6,064.74 and 3,874.32 is: 5,341.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,399.20 : 6,064.74 = 3,874.32 : x
  2. Step 2: Convert to fraction form
    4,399.20/6,064.74 = 3,874.32/x
  3. Step 3: Cross multiply
    4,399.20x = 6,064.74 × 3,874.32
  4. Step 4: Simplify right side
    4,399.20x = 23,496,743.48
  5. Step 5: Solve for x
    x = 23,496,743.48/4,399.20
  6. Step 6: Final answer
    x = 5,341.14

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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.