Home / 2,327.77-3,212.29-1,333.29

Finding the Fourth Proportional to 2,327.77, 3,212.29 and 1,333.29

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Solution

The fourth proportional to 2,327.77, 3,212.29 and 1,333.29 is: 1,839.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.77 : 3,212.29 = 1,333.29 : x
  2. Step 2: Convert to fraction form
    2,327.77/3,212.29 = 1,333.29/x
  3. Step 3: Cross multiply
    2,327.77x = 3,212.29 × 1,333.29
  4. Step 4: Simplify right side
    2,327.77x = 4,282,914.13
  5. Step 5: Solve for x
    x = 4,282,914.13/2,327.77
  6. Step 6: Final answer
    x = 1,839.92

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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.