Home / 2,220.49-3,328.26-1,493.92

Finding the Fourth Proportional to 2,220.49, 3,328.26 and 1,493.92

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Solution

The fourth proportional to 2,220.49, 3,328.26 and 1,493.92 is: 2,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.49 : 3,328.26 = 1,493.92 : x
  2. Step 2: Convert to fraction form
    2,220.49/3,328.26 = 1,493.92/x
  3. Step 3: Cross multiply
    2,220.49x = 3,328.26 × 1,493.92
  4. Step 4: Simplify right side
    2,220.49x = 4,972,154.18
  5. Step 5: Solve for x
    x = 4,972,154.18/2,220.49
  6. Step 6: Final answer
    x = 2,239.21

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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.