Home / 4,027.12-6,040.62-2,078.20

Finding the Fourth Proportional to 4,027.12, 6,040.62 and 2,078.20

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Solution

The fourth proportional to 4,027.12, 6,040.62 and 2,078.20 is: 3,117.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.12 : 6,040.62 = 2,078.20 : x
  2. Step 2: Convert to fraction form
    4,027.12/6,040.62 = 2,078.20/x
  3. Step 3: Cross multiply
    4,027.12x = 6,040.62 × 2,078.20
  4. Step 4: Simplify right side
    4,027.12x = 12,553,616.48
  5. Step 5: Solve for x
    x = 12,553,616.48/4,027.12
  6. Step 6: Final answer
    x = 3,117.27

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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.