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Finding the Fourth Proportional to 7,236.99, 10,856.93 and 3,076.97

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Solution

The fourth proportional to 7,236.99, 10,856.93 and 3,076.97 is: 4,616.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,236.99 : 10,856.93 = 3,076.97 : x
  2. Step 2: Convert to fraction form
    7,236.99/10,856.93 = 3,076.97/x
  3. Step 3: Cross multiply
    7,236.99x = 10,856.93 × 3,076.97
  4. Step 4: Simplify right side
    7,236.99x = 33,406,378.23
  5. Step 5: Solve for x
    x = 33,406,378.23/7,236.99
  6. Step 6: Final answer
    x = 4,616.06

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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.