Home / 10,334.43-15,476.94-5,647.43

Finding the Fourth Proportional to 10,334.43, 15,476.94 and 5,647.43

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Solution

The fourth proportional to 10,334.43, 15,476.94 and 5,647.43 is: 8,457.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,334.43 : 15,476.94 = 5,647.43 : x
  2. Step 2: Convert to fraction form
    10,334.43/15,476.94 = 5,647.43/x
  3. Step 3: Cross multiply
    10,334.43x = 15,476.94 × 5,647.43
  4. Step 4: Simplify right side
    10,334.43x = 87,404,973.96
  5. Step 5: Solve for x
    x = 87,404,973.96/10,334.43
  6. Step 6: Final answer
    x = 8,457.65

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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.