Home / 10,268.46-15,402.65-2,477.25

Finding the Fourth Proportional to 10,268.46, 15,402.65 and 2,477.25

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Solution

The fourth proportional to 10,268.46, 15,402.65 and 2,477.25 is: 3,715.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,268.46 : 15,402.65 = 2,477.25 : x
  2. Step 2: Convert to fraction form
    10,268.46/15,402.65 = 2,477.25/x
  3. Step 3: Cross multiply
    10,268.46x = 15,402.65 × 2,477.25
  4. Step 4: Simplify right side
    10,268.46x = 38,156,202.33
  5. Step 5: Solve for x
    x = 38,156,202.33/10,268.46
  6. Step 6: Final answer
    x = 3,715.86

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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.