Home / 5,628.11-7,766.95-3,110.39

Finding the Fourth Proportional to 5,628.11, 7,766.95 and 3,110.39

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Solution

The fourth proportional to 5,628.11, 7,766.95 and 3,110.39 is: 4,292.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,628.11 : 7,766.95 = 3,110.39 : x
  2. Step 2: Convert to fraction form
    5,628.11/7,766.95 = 3,110.39/x
  3. Step 3: Cross multiply
    5,628.11x = 7,766.95 × 3,110.39
  4. Step 4: Simplify right side
    5,628.11x = 24,158,212.55
  5. Step 5: Solve for x
    x = 24,158,212.55/5,628.11
  6. Step 6: Final answer
    x = 4,292.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.