Home / 6,269.47-8,651.82-3,616.83

Finding the Fourth Proportional to 6,269.47, 8,651.82 and 3,616.83

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Solution

The fourth proportional to 6,269.47, 8,651.82 and 3,616.83 is: 4,991.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.47 : 8,651.82 = 3,616.83 : x
  2. Step 2: Convert to fraction form
    6,269.47/8,651.82 = 3,616.83/x
  3. Step 3: Cross multiply
    6,269.47x = 8,651.82 × 3,616.83
  4. Step 4: Simplify right side
    6,269.47x = 31,292,162.13
  5. Step 5: Solve for x
    x = 31,292,162.13/6,269.47
  6. Step 6: Final answer
    x = 4,991.20

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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.