Home / 3,212.93-4,793.47-2,862.33

Finding the Fourth Proportional to 3,212.93, 4,793.47 and 2,862.33

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Solution

The fourth proportional to 3,212.93, 4,793.47 and 2,862.33 is: 4,270.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,212.93 : 4,793.47 = 2,862.33 : x
  2. Step 2: Convert to fraction form
    3,212.93/4,793.47 = 2,862.33/x
  3. Step 3: Cross multiply
    3,212.93x = 4,793.47 × 2,862.33
  4. Step 4: Simplify right side
    3,212.93x = 13,720,483.95
  5. Step 5: Solve for x
    x = 13,720,483.95/3,212.93
  6. Step 6: Final answer
    x = 4,270.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.