Home / 8,166.51-11,268.18-5,020.92

Finding the Fourth Proportional to 8,166.51, 11,268.18 and 5,020.92

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Solution

The fourth proportional to 8,166.51, 11,268.18 and 5,020.92 is: 6,927.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,166.51 : 11,268.18 = 5,020.92 : x
  2. Step 2: Convert to fraction form
    8,166.51/11,268.18 = 5,020.92/x
  3. Step 3: Cross multiply
    8,166.51x = 11,268.18 × 5,020.92
  4. Step 4: Simplify right side
    8,166.51x = 56,576,630.33
  5. Step 5: Solve for x
    x = 56,576,630.33/8,166.51
  6. Step 6: Final answer
    x = 6,927.88

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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.