Home / 10,289.96-15,433.14-2,892.66

Finding the Fourth Proportional to 10,289.96, 15,433.14 and 2,892.66

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Solution

The fourth proportional to 10,289.96, 15,433.14 and 2,892.66 is: 4,338.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,289.96 : 15,433.14 = 2,892.66 : x
  2. Step 2: Convert to fraction form
    10,289.96/15,433.14 = 2,892.66/x
  3. Step 3: Cross multiply
    10,289.96x = 15,433.14 × 2,892.66
  4. Step 4: Simplify right side
    10,289.96x = 44,642,773.71
  5. Step 5: Solve for x
    x = 44,642,773.71/10,289.96
  6. Step 6: Final answer
    x = 4,338.48

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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.