Home / 8,577.20-11,837.88-6,218.48

Finding the Fourth Proportional to 8,577.20, 11,837.88 and 6,218.48

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Solution

The fourth proportional to 8,577.20, 11,837.88 and 6,218.48 is: 8,582.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,577.20 : 11,837.88 = 6,218.48 : x
  2. Step 2: Convert to fraction form
    8,577.20/11,837.88 = 6,218.48/x
  3. Step 3: Cross multiply
    8,577.20x = 11,837.88 × 6,218.48
  4. Step 4: Simplify right side
    8,577.20x = 73,613,620.02
  5. Step 5: Solve for x
    x = 73,613,620.02/8,577.20
  6. Step 6: Final answer
    x = 8,582.48

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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.