Home / 2,223.05-3,335.58-1,930.84

Finding the Fourth Proportional to 2,223.05, 3,335.58 and 1,930.84

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Solution

The fourth proportional to 2,223.05, 3,335.58 and 1,930.84 is: 2,897.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223.05 : 3,335.58 = 1,930.84 : x
  2. Step 2: Convert to fraction form
    2,223.05/3,335.58 = 1,930.84/x
  3. Step 3: Cross multiply
    2,223.05x = 3,335.58 × 1,930.84
  4. Step 4: Simplify right side
    2,223.05x = 6,440,462.95
  5. Step 5: Solve for x
    x = 6,440,462.95/2,223.05
  6. Step 6: Final answer
    x = 2,897.14

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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.