Home / 7,837.96-11,756.56-2,908.56

Finding the Fourth Proportional to 7,837.96, 11,756.56 and 2,908.56

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Solution

The fourth proportional to 7,837.96, 11,756.56 and 2,908.56 is: 4,362.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,837.96 : 11,756.56 = 2,908.56 : x
  2. Step 2: Convert to fraction form
    7,837.96/11,756.56 = 2,908.56/x
  3. Step 3: Cross multiply
    7,837.96x = 11,756.56 × 2,908.56
  4. Step 4: Simplify right side
    7,837.96x = 34,194,660.15
  5. Step 5: Solve for x
    x = 34,194,660.15/7,837.96
  6. Step 6: Final answer
    x = 4,362.70

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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.