Home / 9,939.73-14,902.42-5,012.84

Finding the Fourth Proportional to 9,939.73, 14,902.42 and 5,012.84

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Solution

The fourth proportional to 9,939.73, 14,902.42 and 5,012.84 is: 7,515.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,939.73 : 14,902.42 = 5,012.84 : x
  2. Step 2: Convert to fraction form
    9,939.73/14,902.42 = 5,012.84/x
  3. Step 3: Cross multiply
    9,939.73x = 14,902.42 × 5,012.84
  4. Step 4: Simplify right side
    9,939.73x = 74,703,372.56
  5. Step 5: Solve for x
    x = 74,703,372.56/9,939.73
  6. Step 6: Final answer
    x = 7,515.63

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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.