Home / 5,205.20-7,182.68-2,967.62

Finding the Fourth Proportional to 5,205.20, 7,182.68 and 2,967.62

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Solution

The fourth proportional to 5,205.20, 7,182.68 and 2,967.62 is: 4,095.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205.20 : 7,182.68 = 2,967.62 : x
  2. Step 2: Convert to fraction form
    5,205.20/7,182.68 = 2,967.62/x
  3. Step 3: Cross multiply
    5,205.20x = 7,182.68 × 2,967.62
  4. Step 4: Simplify right side
    5,205.20x = 21,315,464.82
  5. Step 5: Solve for x
    x = 21,315,464.82/5,205.20
  6. Step 6: Final answer
    x = 4,095.03

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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.