Home / 3,069.86-4,238.13-2,023.74

Finding the Fourth Proportional to 3,069.86, 4,238.13 and 2,023.74

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Solution

The fourth proportional to 3,069.86, 4,238.13 and 2,023.74 is: 2,793.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,069.86 : 4,238.13 = 2,023.74 : x
  2. Step 2: Convert to fraction form
    3,069.86/4,238.13 = 2,023.74/x
  3. Step 3: Cross multiply
    3,069.86x = 4,238.13 × 2,023.74
  4. Step 4: Simplify right side
    3,069.86x = 8,576,873.21
  5. Step 5: Solve for x
    x = 8,576,873.21/3,069.86
  6. Step 6: Final answer
    x = 2,793.90

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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.