Home / 9,146.99-13,718.88-2,571.62

Finding the Fourth Proportional to 9,146.99, 13,718.88 and 2,571.62

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Solution

The fourth proportional to 9,146.99, 13,718.88 and 2,571.62 is: 3,856.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,146.99 : 13,718.88 = 2,571.62 : x
  2. Step 2: Convert to fraction form
    9,146.99/13,718.88 = 2,571.62/x
  3. Step 3: Cross multiply
    9,146.99x = 13,718.88 × 2,571.62
  4. Step 4: Simplify right side
    9,146.99x = 35,279,677.59
  5. Step 5: Solve for x
    x = 35,279,677.59/9,146.99
  6. Step 6: Final answer
    x = 3,856.97

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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.