Home / 7,963.74-11,942.52-2,625.63

Finding the Fourth Proportional to 7,963.74, 11,942.52 and 2,625.63

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Solution

The fourth proportional to 7,963.74, 11,942.52 and 2,625.63 is: 3,937.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,963.74 : 11,942.52 = 2,625.63 : x
  2. Step 2: Convert to fraction form
    7,963.74/11,942.52 = 2,625.63/x
  3. Step 3: Cross multiply
    7,963.74x = 11,942.52 × 2,625.63
  4. Step 4: Simplify right side
    7,963.74x = 31,356,638.79
  5. Step 5: Solve for x
    x = 31,356,638.79/7,963.74
  6. Step 6: Final answer
    x = 3,937.43

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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.