Home / 8,201.89-11,318.27-5,014.07

Finding the Fourth Proportional to 8,201.89, 11,318.27 and 5,014.07

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Solution

The fourth proportional to 8,201.89, 11,318.27 and 5,014.07 is: 6,919.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,201.89 : 11,318.27 = 5,014.07 : x
  2. Step 2: Convert to fraction form
    8,201.89/11,318.27 = 5,014.07/x
  3. Step 3: Cross multiply
    8,201.89x = 11,318.27 × 5,014.07
  4. Step 4: Simplify right side
    8,201.89x = 56,750,558.84
  5. Step 5: Solve for x
    x = 56,750,558.84/8,201.89
  6. Step 6: Final answer
    x = 6,919.20

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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.