Home / 7,338.97-11,008.41-1,792.34

Finding the Fourth Proportional to 7,338.97, 11,008.41 and 1,792.34

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Solution

The fourth proportional to 7,338.97, 11,008.41 and 1,792.34 is: 2,688.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.97 : 11,008.41 = 1,792.34 : x
  2. Step 2: Convert to fraction form
    7,338.97/11,008.41 = 1,792.34/x
  3. Step 3: Cross multiply
    7,338.97x = 11,008.41 × 1,792.34
  4. Step 4: Simplify right side
    7,338.97x = 19,730,839.18
  5. Step 5: Solve for x
    x = 19,730,839.18/7,338.97
  6. Step 6: Final answer
    x = 2,688.50

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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.