Home / 7,490.73-11,236.14-3,329.76

Finding the Fourth Proportional to 7,490.73, 11,236.14 and 3,329.76

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Solution

The fourth proportional to 7,490.73, 11,236.14 and 3,329.76 is: 4,994.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,490.73 : 11,236.14 = 3,329.76 : x
  2. Step 2: Convert to fraction form
    7,490.73/11,236.14 = 3,329.76/x
  3. Step 3: Cross multiply
    7,490.73x = 11,236.14 × 3,329.76
  4. Step 4: Simplify right side
    7,490.73x = 37,413,649.53
  5. Step 5: Solve for x
    x = 37,413,649.53/7,490.73
  6. Step 6: Final answer
    x = 4,994.66

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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.