Home / 2,223.84-3,328.81-1,484.06

Finding the Fourth Proportional to 2,223.84, 3,328.81 and 1,484.06

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Solution

The fourth proportional to 2,223.84, 3,328.81 and 1,484.06 is: 2,221.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.84 : 3,328.81 = 1,484.06 : x
  2. Step 2: Convert to fraction form
    2,223.84/3,328.81 = 1,484.06/x
  3. Step 3: Cross multiply
    2,223.84x = 3,328.81 × 1,484.06
  4. Step 4: Simplify right side
    2,223.84x = 4,940,133.41
  5. Step 5: Solve for x
    x = 4,940,133.41/2,223.84
  6. Step 6: Final answer
    x = 2,221.44

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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.