Home / 7,972.46-11,959.30-2,426.22

Finding the Fourth Proportional to 7,972.46, 11,959.30 and 2,426.22

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Solution

The fourth proportional to 7,972.46, 11,959.30 and 2,426.22 is: 3,639.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,972.46 : 11,959.30 = 2,426.22 : x
  2. Step 2: Convert to fraction form
    7,972.46/11,959.30 = 2,426.22/x
  3. Step 3: Cross multiply
    7,972.46x = 11,959.30 × 2,426.22
  4. Step 4: Simplify right side
    7,972.46x = 29,015,892.85
  5. Step 5: Solve for x
    x = 29,015,892.85/7,972.46
  6. Step 6: Final answer
    x = 3,639.52

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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.