Home / 3,488.16-5,234.64-3,181.92

Finding the Fourth Proportional to 3,488.16, 5,234.64 and 3,181.92

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Solution

The fourth proportional to 3,488.16, 5,234.64 and 3,181.92 is: 4,775.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.16 : 5,234.64 = 3,181.92 : x
  2. Step 2: Convert to fraction form
    3,488.16/5,234.64 = 3,181.92/x
  3. Step 3: Cross multiply
    3,488.16x = 5,234.64 × 3,181.92
  4. Step 4: Simplify right side
    3,488.16x = 16,656,205.71
  5. Step 5: Solve for x
    x = 16,656,205.71/3,488.16
  6. Step 6: Final answer
    x = 4,775.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.