Home / 2,222.62-3,332.81-741.33

Finding the Fourth Proportional to 2,222.62, 3,332.81 and 741.33

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Solution

The fourth proportional to 2,222.62, 3,332.81 and 741.33 is: 1,111.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.62 : 3,332.81 = 741.33 : x
  2. Step 2: Convert to fraction form
    2,222.62/3,332.81 = 741.33/x
  3. Step 3: Cross multiply
    2,222.62x = 3,332.81 × 741.33
  4. Step 4: Simplify right side
    2,222.62x = 2,470,701.39
  5. Step 5: Solve for x
    x = 2,470,701.39/2,222.62
  6. Step 6: Final answer
    x = 1,111.62

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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.