Home / 10,090.24-15,138.24-4,243.84

Finding the Fourth Proportional to 10,090.24, 15,138.24 and 4,243.84

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Solution

The fourth proportional to 10,090.24, 15,138.24 and 4,243.84 is: 6,366.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,090.24 : 15,138.24 = 4,243.84 : x
  2. Step 2: Convert to fraction form
    10,090.24/15,138.24 = 4,243.84/x
  3. Step 3: Cross multiply
    10,090.24x = 15,138.24 × 4,243.84
  4. Step 4: Simplify right side
    10,090.24x = 64,244,268.44
  5. Step 5: Solve for x
    x = 64,244,268.44/10,090.24
  6. Step 6: Final answer
    x = 6,366.97

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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.