Home / 3,943.09-5,914.63-2,212.93

Finding the Fourth Proportional to 3,943.09, 5,914.63 and 2,212.93

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Solution

The fourth proportional to 3,943.09, 5,914.63 and 2,212.93 is: 3,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,943.09 : 5,914.63 = 2,212.93 : x
  2. Step 2: Convert to fraction form
    3,943.09/5,914.63 = 2,212.93/x
  3. Step 3: Cross multiply
    3,943.09x = 5,914.63 × 2,212.93
  4. Step 4: Simplify right side
    3,943.09x = 13,088,632.59
  5. Step 5: Solve for x
    x = 13,088,632.59/3,943.09
  6. Step 6: Final answer
    x = 3,319.39

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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.