Home / 7,747.58-11,621.52-2,200.95

Finding the Fourth Proportional to 7,747.58, 11,621.52 and 2,200.95

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Solution

The fourth proportional to 7,747.58, 11,621.52 and 2,200.95 is: 3,301.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,747.58 : 11,621.52 = 2,200.95 : x
  2. Step 2: Convert to fraction form
    7,747.58/11,621.52 = 2,200.95/x
  3. Step 3: Cross multiply
    7,747.58x = 11,621.52 × 2,200.95
  4. Step 4: Simplify right side
    7,747.58x = 25,578,384.44
  5. Step 5: Solve for x
    x = 25,578,384.44/7,747.58
  6. Step 6: Final answer
    x = 3,301.47

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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.