Home / 8,056.56-11,092.79-7,318.45

Finding the Fourth Proportional to 8,056.56, 11,092.79 and 7,318.45

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Solution

The fourth proportional to 8,056.56, 11,092.79 and 7,318.45 is: 10,076.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.56 : 11,092.79 = 7,318.45 : x
  2. Step 2: Convert to fraction form
    8,056.56/11,092.79 = 7,318.45/x
  3. Step 3: Cross multiply
    8,056.56x = 11,092.79 × 7,318.45
  4. Step 4: Simplify right side
    8,056.56x = 81,182,061.14
  5. Step 5: Solve for x
    x = 81,182,061.14/8,056.56
  6. Step 6: Final answer
    x = 10,076.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.