Home / 5,236.60-7,227.75-2,999.77

Finding the Fourth Proportional to 5,236.60, 7,227.75 and 2,999.77

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Solution

The fourth proportional to 5,236.60, 7,227.75 and 2,999.77 is: 4,140.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,236.60 : 7,227.75 = 2,999.77 : x
  2. Step 2: Convert to fraction form
    5,236.60/7,227.75 = 2,999.77/x
  3. Step 3: Cross multiply
    5,236.60x = 7,227.75 × 2,999.77
  4. Step 4: Simplify right side
    5,236.60x = 21,681,587.62
  5. Step 5: Solve for x
    x = 21,681,587.62/5,236.60
  6. Step 6: Final answer
    x = 4,140.39

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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.