Home / 7,350.12-11,028.69-6,382.98

Finding the Fourth Proportional to 7,350.12, 11,028.69 and 6,382.98

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Solution

The fourth proportional to 7,350.12, 11,028.69 and 6,382.98 is: 9,577.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,350.12 : 11,028.69 = 6,382.98 : x
  2. Step 2: Convert to fraction form
    7,350.12/11,028.69 = 6,382.98/x
  3. Step 3: Cross multiply
    7,350.12x = 11,028.69 × 6,382.98
  4. Step 4: Simplify right side
    7,350.12x = 70,395,907.70
  5. Step 5: Solve for x
    x = 70,395,907.70/7,350.12
  6. Step 6: Final answer
    x = 9,577.52

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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.