Home / 10,321.17-15,477.83-4,394.33

Finding the Fourth Proportional to 10,321.17, 15,477.83 and 4,394.33

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Solution

The fourth proportional to 10,321.17, 15,477.83 and 4,394.33 is: 6,589.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,321.17 : 15,477.83 = 4,394.33 : x
  2. Step 2: Convert to fraction form
    10,321.17/15,477.83 = 4,394.33/x
  3. Step 3: Cross multiply
    10,321.17x = 15,477.83 × 4,394.33
  4. Step 4: Simplify right side
    10,321.17x = 68,014,593.34
  5. Step 5: Solve for x
    x = 68,014,593.34/10,321.17
  6. Step 6: Final answer
    x = 6,589.81

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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.