Home / 7,895.76-11,840.17-2,961.94

Finding the Fourth Proportional to 7,895.76, 11,840.17 and 2,961.94

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Solution

The fourth proportional to 7,895.76, 11,840.17 and 2,961.94 is: 4,441.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,895.76 : 11,840.17 = 2,961.94 : x
  2. Step 2: Convert to fraction form
    7,895.76/11,840.17 = 2,961.94/x
  3. Step 3: Cross multiply
    7,895.76x = 11,840.17 × 2,961.94
  4. Step 4: Simplify right side
    7,895.76x = 35,069,813.92
  5. Step 5: Solve for x
    x = 35,069,813.92/7,895.76
  6. Step 6: Final answer
    x = 4,441.60

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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.