Home / 3,110.88-4,662.60-2,378.24

Finding the Fourth Proportional to 3,110.88, 4,662.60 and 2,378.24

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Solution

The fourth proportional to 3,110.88, 4,662.60 and 2,378.24 is: 3,564.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110.88 : 4,662.60 = 2,378.24 : x
  2. Step 2: Convert to fraction form
    3,110.88/4,662.60 = 2,378.24/x
  3. Step 3: Cross multiply
    3,110.88x = 4,662.60 × 2,378.24
  4. Step 4: Simplify right side
    3,110.88x = 11,088,781.82
  5. Step 5: Solve for x
    x = 11,088,781.82/3,110.88
  6. Step 6: Final answer
    x = 3,564.52

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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.