Home / 10,268.12-15,402.32-3,694.48

Finding the Fourth Proportional to 10,268.12, 15,402.32 and 3,694.48

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Solution

The fourth proportional to 10,268.12, 15,402.32 and 3,694.48 is: 5,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.12 : 15,402.32 = 3,694.48 : x
  2. Step 2: Convert to fraction form
    10,268.12/15,402.32 = 3,694.48/x
  3. Step 3: Cross multiply
    10,268.12x = 15,402.32 × 3,694.48
  4. Step 4: Simplify right side
    10,268.12x = 56,903,563.19
  5. Step 5: Solve for x
    x = 56,903,563.19/10,268.12
  6. Step 6: Final answer
    x = 5,541.77

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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.