Home / 2,223.11-3,330.74-1,482.33

Finding the Fourth Proportional to 2,223.11, 3,330.74 and 1,482.33

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Solution

The fourth proportional to 2,223.11, 3,330.74 and 1,482.33 is: 2,220.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.11 : 3,330.74 = 1,482.33 : x
  2. Step 2: Convert to fraction form
    2,223.11/3,330.74 = 1,482.33/x
  3. Step 3: Cross multiply
    2,223.11x = 3,330.74 × 1,482.33
  4. Step 4: Simplify right side
    2,223.11x = 4,937,248.41
  5. Step 5: Solve for x
    x = 4,937,248.41/2,223.11
  6. Step 6: Final answer
    x = 2,220.88

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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.