Home / 7,619.76-11,426.60-2,937.17

Finding the Fourth Proportional to 7,619.76, 11,426.60 and 2,937.17

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Solution

The fourth proportional to 7,619.76, 11,426.60 and 2,937.17 is: 4,404.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.76 : 11,426.60 = 2,937.17 : x
  2. Step 2: Convert to fraction form
    7,619.76/11,426.60 = 2,937.17/x
  3. Step 3: Cross multiply
    7,619.76x = 11,426.60 × 2,937.17
  4. Step 4: Simplify right side
    7,619.76x = 33,561,794.90
  5. Step 5: Solve for x
    x = 33,561,794.90/7,619.76
  6. Step 6: Final answer
    x = 4,404.57

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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.