Home / 10,366.40-15,545.72-3,344.64

Finding the Fourth Proportional to 10,366.40, 15,545.72 and 3,344.64

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Solution

The fourth proportional to 10,366.40, 15,545.72 and 3,344.64 is: 5,015.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.40 : 15,545.72 = 3,344.64 : x
  2. Step 2: Convert to fraction form
    10,366.40/15,545.72 = 3,344.64/x
  3. Step 3: Cross multiply
    10,366.40x = 15,545.72 × 3,344.64
  4. Step 4: Simplify right side
    10,366.40x = 51,994,836.94
  5. Step 5: Solve for x
    x = 51,994,836.94/10,366.40
  6. Step 6: Final answer
    x = 5,015.71

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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.