Home / 10,366.84-15,550.74-2,972.38

Finding the Fourth Proportional to 10,366.84, 15,550.74 and 2,972.38

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Solution

The fourth proportional to 10,366.84, 15,550.74 and 2,972.38 is: 4,458.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,366.84 : 15,550.74 = 2,972.38 : x
  2. Step 2: Convert to fraction form
    10,366.84/15,550.74 = 2,972.38/x
  3. Step 3: Cross multiply
    10,366.84x = 15,550.74 × 2,972.38
  4. Step 4: Simplify right side
    10,366.84x = 46,222,708.56
  5. Step 5: Solve for x
    x = 46,222,708.56/10,366.84
  6. Step 6: Final answer
    x = 4,458.71

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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.