Home / 2,233.21-3,347.22-845.66

Finding the Fourth Proportional to 2,233.21, 3,347.22 and 845.66

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Solution

The fourth proportional to 2,233.21, 3,347.22 and 845.66 is: 1,267.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,233.21 : 3,347.22 = 845.66 : x
  2. Step 2: Convert to fraction form
    2,233.21/3,347.22 = 845.66/x
  3. Step 3: Cross multiply
    2,233.21x = 3,347.22 × 845.66
  4. Step 4: Simplify right side
    2,233.21x = 2,830,610.07
  5. Step 5: Solve for x
    x = 2,830,610.07/2,233.21
  6. Step 6: Final answer
    x = 1,267.51

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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.