Home / 6,972.68-9,622.50-4,179.08

Finding the Fourth Proportional to 6,972.68, 9,622.50 and 4,179.08

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Solution

The fourth proportional to 6,972.68, 9,622.50 and 4,179.08 is: 5,767.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,972.68 : 9,622.50 = 4,179.08 : x
  2. Step 2: Convert to fraction form
    6,972.68/9,622.50 = 4,179.08/x
  3. Step 3: Cross multiply
    6,972.68x = 9,622.50 × 4,179.08
  4. Step 4: Simplify right side
    6,972.68x = 40,213,197.30
  5. Step 5: Solve for x
    x = 40,213,197.30/6,972.68
  6. Step 6: Final answer
    x = 5,767.25

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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.