Home / 7,352.87-11,028.13-6,111.43

Finding the Fourth Proportional to 7,352.87, 11,028.13 and 6,111.43

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Solution

The fourth proportional to 7,352.87, 11,028.13 and 6,111.43 is: 9,166.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,352.87 : 11,028.13 = 6,111.43 : x
  2. Step 2: Convert to fraction form
    7,352.87/11,028.13 = 6,111.43/x
  3. Step 3: Cross multiply
    7,352.87x = 11,028.13 × 6,111.43
  4. Step 4: Simplify right side
    7,352.87x = 67,397,624.59
  5. Step 5: Solve for x
    x = 67,397,624.59/7,352.87
  6. Step 6: Final answer
    x = 9,166.17

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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.