Home / 3,410.91-5,108.27-2,174.45

Finding the Fourth Proportional to 3,410.91, 5,108.27 and 2,174.45

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Solution

The fourth proportional to 3,410.91, 5,108.27 and 2,174.45 is: 3,256.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,410.91 : 5,108.27 = 2,174.45 : x
  2. Step 2: Convert to fraction form
    3,410.91/5,108.27 = 2,174.45/x
  3. Step 3: Cross multiply
    3,410.91x = 5,108.27 × 2,174.45
  4. Step 4: Simplify right side
    3,410.91x = 11,107,641.29
  5. Step 5: Solve for x
    x = 11,107,641.29/3,410.91
  6. Step 6: Final answer
    x = 3,256.50

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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.