Home / 5,268.34-7,900.31-2,146.24

Finding the Fourth Proportional to 5,268.34, 7,900.31 and 2,146.24

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Solution

The fourth proportional to 5,268.34, 7,900.31 and 2,146.24 is: 3,218.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,268.34 : 7,900.31 = 2,146.24 : x
  2. Step 2: Convert to fraction form
    5,268.34/7,900.31 = 2,146.24/x
  3. Step 3: Cross multiply
    5,268.34x = 7,900.31 × 2,146.24
  4. Step 4: Simplify right side
    5,268.34x = 16,955,961.33
  5. Step 5: Solve for x
    x = 16,955,961.33/5,268.34
  6. Step 6: Final answer
    x = 3,218.46

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.