Home / 8,056.67-11,115.47-5,227.58

Finding the Fourth Proportional to 8,056.67, 11,115.47 and 5,227.58

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Solution

The fourth proportional to 8,056.67, 11,115.47 and 5,227.58 is: 7,212.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,056.67 : 11,115.47 = 5,227.58 : x
  2. Step 2: Convert to fraction form
    8,056.67/11,115.47 = 5,227.58/x
  3. Step 3: Cross multiply
    8,056.67x = 11,115.47 × 5,227.58
  4. Step 4: Simplify right side
    8,056.67x = 58,106,934.61
  5. Step 5: Solve for x
    x = 58,106,934.61/8,056.67
  6. Step 6: Final answer
    x = 7,212.28

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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.