Home / 3,582.72-4,944.96-2,186.88

Finding the Fourth Proportional to 3,582.72, 4,944.96 and 2,186.88

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Solution

The fourth proportional to 3,582.72, 4,944.96 and 2,186.88 is: 3,018.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,582.72 : 4,944.96 = 2,186.88 : x
  2. Step 2: Convert to fraction form
    3,582.72/4,944.96 = 2,186.88/x
  3. Step 3: Cross multiply
    3,582.72x = 4,944.96 × 2,186.88
  4. Step 4: Simplify right side
    3,582.72x = 10,814,034.12
  5. Step 5: Solve for x
    x = 10,814,034.12/3,582.72
  6. Step 6: Final answer
    x = 3,018.39

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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.