Home / 3,600.32-5,400.14-2,212.92

Finding the Fourth Proportional to 3,600.32, 5,400.14 and 2,212.92

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Solution

The fourth proportional to 3,600.32, 5,400.14 and 2,212.92 is: 3,319.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.32 : 5,400.14 = 2,212.92 : x
  2. Step 2: Convert to fraction form
    3,600.32/5,400.14 = 2,212.92/x
  3. Step 3: Cross multiply
    3,600.32x = 5,400.14 × 2,212.92
  4. Step 4: Simplify right side
    3,600.32x = 11,950,066.74
  5. Step 5: Solve for x
    x = 11,950,066.74/3,600.32
  6. Step 6: Final answer
    x = 3,319.17

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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.