Home / 7,634.98-11,445.18-2,951.56

Finding the Fourth Proportional to 7,634.98, 11,445.18 and 2,951.56

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Solution

The fourth proportional to 7,634.98, 11,445.18 and 2,951.56 is: 4,424.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,634.98 : 11,445.18 = 2,951.56 : x
  2. Step 2: Convert to fraction form
    7,634.98/11,445.18 = 2,951.56/x
  3. Step 3: Cross multiply
    7,634.98x = 11,445.18 × 2,951.56
  4. Step 4: Simplify right side
    7,634.98x = 33,781,135.48
  5. Step 5: Solve for x
    x = 33,781,135.48/7,634.98
  6. Step 6: Final answer
    x = 4,424.52

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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.