Home / 7,845.95-11,770.54-2,299.47

Finding the Fourth Proportional to 7,845.95, 11,770.54 and 2,299.47

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Solution

The fourth proportional to 7,845.95, 11,770.54 and 2,299.47 is: 3,449.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,845.95 : 11,770.54 = 2,299.47 : x
  2. Step 2: Convert to fraction form
    7,845.95/11,770.54 = 2,299.47/x
  3. Step 3: Cross multiply
    7,845.95x = 11,770.54 × 2,299.47
  4. Step 4: Simplify right side
    7,845.95x = 27,065,997.87
  5. Step 5: Solve for x
    x = 27,065,997.87/7,845.95
  6. Step 6: Final answer
    x = 3,449.68

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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.