Home / 9,382.74-12,936.42-6,019.62

Finding the Fourth Proportional to 9,382.74, 12,936.42 and 6,019.62

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Solution

The fourth proportional to 9,382.74, 12,936.42 and 6,019.62 is: 8,299.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,382.74 : 12,936.42 = 6,019.62 : x
  2. Step 2: Convert to fraction form
    9,382.74/12,936.42 = 6,019.62/x
  3. Step 3: Cross multiply
    9,382.74x = 12,936.42 × 6,019.62
  4. Step 4: Simplify right side
    9,382.74x = 77,872,332.56
  5. Step 5: Solve for x
    x = 77,872,332.56/9,382.74
  6. Step 6: Final answer
    x = 8,299.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.