Home / 2,222.11-3,332.75-741.35

Finding the Fourth Proportional to 2,222.11, 3,332.75 and 741.35

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Solution

The fourth proportional to 2,222.11, 3,332.75 and 741.35 is: 1,111.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.11 : 3,332.75 = 741.35 : x
  2. Step 2: Convert to fraction form
    2,222.11/3,332.75 = 741.35/x
  3. Step 3: Cross multiply
    2,222.11x = 3,332.75 × 741.35
  4. Step 4: Simplify right side
    2,222.11x = 2,470,734.21
  5. Step 5: Solve for x
    x = 2,470,734.21/2,222.11
  6. Step 6: Final answer
    x = 1,111.89

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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.