Home / 2,530.70-3,793.55-1,212.93

Finding the Fourth Proportional to 2,530.70, 3,793.55 and 1,212.93

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Solution

The fourth proportional to 2,530.70, 3,793.55 and 1,212.93 is: 1,818.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,530.70 : 3,793.55 = 1,212.93 : x
  2. Step 2: Convert to fraction form
    2,530.70/3,793.55 = 1,212.93/x
  3. Step 3: Cross multiply
    2,530.70x = 3,793.55 × 1,212.93
  4. Step 4: Simplify right side
    2,530.70x = 4,601,304.54
  5. Step 5: Solve for x
    x = 4,601,304.54/2,530.70
  6. Step 6: Final answer
    x = 1,818.20

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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.