Home / 7,436.49-11,148.12-2,822.73

Finding the Fourth Proportional to 7,436.49, 11,148.12 and 2,822.73

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Solution

The fourth proportional to 7,436.49, 11,148.12 and 2,822.73 is: 4,231.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,436.49 : 11,148.12 = 2,822.73 : x
  2. Step 2: Convert to fraction form
    7,436.49/11,148.12 = 2,822.73/x
  3. Step 3: Cross multiply
    7,436.49x = 11,148.12 × 2,822.73
  4. Step 4: Simplify right side
    7,436.49x = 31,468,132.77
  5. Step 5: Solve for x
    x = 31,468,132.77/7,436.49
  6. Step 6: Final answer
    x = 4,231.58

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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.