Home / 4,105.66-5,664.90-2,427.13

Finding the Fourth Proportional to 4,105.66, 5,664.90 and 2,427.13

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Solution

The fourth proportional to 4,105.66, 5,664.90 and 2,427.13 is: 3,348.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,105.66 : 5,664.90 = 2,427.13 : x
  2. Step 2: Convert to fraction form
    4,105.66/5,664.90 = 2,427.13/x
  3. Step 3: Cross multiply
    4,105.66x = 5,664.90 × 2,427.13
  4. Step 4: Simplify right side
    4,105.66x = 13,749,448.74
  5. Step 5: Solve for x
    x = 13,749,448.74/4,105.66
  6. Step 6: Final answer
    x = 3,348.90

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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.