Home / 2,220.13-3,333.98-2,127.25

Finding the Fourth Proportional to 2,220.13, 3,333.98 and 2,127.25

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Solution

The fourth proportional to 2,220.13, 3,333.98 and 2,127.25 is: 3,194.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220.13 : 3,333.98 = 2,127.25 : x
  2. Step 2: Convert to fraction form
    2,220.13/3,333.98 = 2,127.25/x
  3. Step 3: Cross multiply
    2,220.13x = 3,333.98 × 2,127.25
  4. Step 4: Simplify right side
    2,220.13x = 7,092,208.96
  5. Step 5: Solve for x
    x = 7,092,208.96/2,220.13
  6. Step 6: Final answer
    x = 3,194.50

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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.