Home / 7,960.52-11,922.56-3,803.45

Finding the Fourth Proportional to 7,960.52, 11,922.56 and 3,803.45

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Solution

The fourth proportional to 7,960.52, 11,922.56 and 3,803.45 is: 5,696.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,960.52 : 11,922.56 = 3,803.45 : x
  2. Step 2: Convert to fraction form
    7,960.52/11,922.56 = 3,803.45/x
  3. Step 3: Cross multiply
    7,960.52x = 11,922.56 × 3,803.45
  4. Step 4: Simplify right side
    7,960.52x = 45,346,810.73
  5. Step 5: Solve for x
    x = 45,346,810.73/7,960.52
  6. Step 6: Final answer
    x = 5,696.47

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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.