Home / 10,895.13-16,345.44-3,103.92

Finding the Fourth Proportional to 10,895.13, 16,345.44 and 3,103.92

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Solution

The fourth proportional to 10,895.13, 16,345.44 and 3,103.92 is: 4,656.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.13 : 16,345.44 = 3,103.92 : x
  2. Step 2: Convert to fraction form
    10,895.13/16,345.44 = 3,103.92/x
  3. Step 3: Cross multiply
    10,895.13x = 16,345.44 × 3,103.92
  4. Step 4: Simplify right side
    10,895.13x = 50,734,938.12
  5. Step 5: Solve for x
    x = 50,734,938.12/10,895.13
  6. Step 6: Final answer
    x = 4,656.66

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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.