Home / 2,225.06-3,332.73-1,127.54

Finding the Fourth Proportional to 2,225.06, 3,332.73 and 1,127.54

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Solution

The fourth proportional to 2,225.06, 3,332.73 and 1,127.54 is: 1,688.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,225.06 : 3,332.73 = 1,127.54 : x
  2. Step 2: Convert to fraction form
    2,225.06/3,332.73 = 1,127.54/x
  3. Step 3: Cross multiply
    2,225.06x = 3,332.73 × 1,127.54
  4. Step 4: Simplify right side
    2,225.06x = 3,757,786.38
  5. Step 5: Solve for x
    x = 3,757,786.38/2,225.06
  6. Step 6: Final answer
    x = 1,688.85

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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.