Home / 7,338.45-11,000.83-2,896.15

Finding the Fourth Proportional to 7,338.45, 11,000.83 and 2,896.15

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Solution

The fourth proportional to 7,338.45, 11,000.83 and 2,896.15 is: 4,341.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,338.45 : 11,000.83 = 2,896.15 : x
  2. Step 2: Convert to fraction form
    7,338.45/11,000.83 = 2,896.15/x
  3. Step 3: Cross multiply
    7,338.45x = 11,000.83 × 2,896.15
  4. Step 4: Simplify right side
    7,338.45x = 31,860,039.32
  5. Step 5: Solve for x
    x = 31,860,039.32/7,338.45
  6. Step 6: Final answer
    x = 4,341.52

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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.