Home / 2,222.34-3,335.60-1,127.49

Finding the Fourth Proportional to 2,222.34, 3,335.60 and 1,127.49

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Solution

The fourth proportional to 2,222.34, 3,335.60 and 1,127.49 is: 1,692.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,222.34 : 3,335.60 = 1,127.49 : x
  2. Step 2: Convert to fraction form
    2,222.34/3,335.60 = 1,127.49/x
  3. Step 3: Cross multiply
    2,222.34x = 3,335.60 × 1,127.49
  4. Step 4: Simplify right side
    2,222.34x = 3,760,855.64
  5. Step 5: Solve for x
    x = 3,760,855.64/2,222.34
  6. Step 6: Final answer
    x = 1,692.30

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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.