Home / 8,187.20-11,297.77-4,602.25

Finding the Fourth Proportional to 8,187.20, 11,297.77 and 4,602.25

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Solution

The fourth proportional to 8,187.20, 11,297.77 and 4,602.25 is: 6,350.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,187.20 : 11,297.77 = 4,602.25 : x
  2. Step 2: Convert to fraction form
    8,187.20/11,297.77 = 4,602.25/x
  3. Step 3: Cross multiply
    8,187.20x = 11,297.77 × 4,602.25
  4. Step 4: Simplify right side
    8,187.20x = 51,995,161.98
  5. Step 5: Solve for x
    x = 51,995,161.98/8,187.20
  6. Step 6: Final answer
    x = 6,350.79

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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.