Home / 8,090.47-11,166.96-4,949.29

Finding the Fourth Proportional to 8,090.47, 11,166.96 and 4,949.29

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Solution

The fourth proportional to 8,090.47, 11,166.96 and 4,949.29 is: 6,831.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.47 : 11,166.96 = 4,949.29 : x
  2. Step 2: Convert to fraction form
    8,090.47/11,166.96 = 4,949.29/x
  3. Step 3: Cross multiply
    8,090.47x = 11,166.96 × 4,949.29
  4. Step 4: Simplify right side
    8,090.47x = 55,268,523.46
  5. Step 5: Solve for x
    x = 55,268,523.46/8,090.47
  6. Step 6: Final answer
    x = 6,831.31

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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.