Home / 7,262.11-10,018.80-5,268.28

Finding the Fourth Proportional to 7,262.11, 10,018.80 and 5,268.28

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Solution

The fourth proportional to 7,262.11, 10,018.80 and 5,268.28 is: 7,268.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,262.11 : 10,018.80 = 5,268.28 : x
  2. Step 2: Convert to fraction form
    7,262.11/10,018.80 = 5,268.28/x
  3. Step 3: Cross multiply
    7,262.11x = 10,018.80 × 5,268.28
  4. Step 4: Simplify right side
    7,262.11x = 52,781,843.66
  5. Step 5: Solve for x
    x = 52,781,843.66/7,262.11
  6. Step 6: Final answer
    x = 7,268.11

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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.