Home / 10,895.45-16,341.08-4,231.94

Finding the Fourth Proportional to 10,895.45, 16,341.08 and 4,231.94

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Solution

The fourth proportional to 10,895.45, 16,341.08 and 4,231.94 is: 6,347.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.45 : 16,341.08 = 4,231.94 : x
  2. Step 2: Convert to fraction form
    10,895.45/16,341.08 = 4,231.94/x
  3. Step 3: Cross multiply
    10,895.45x = 16,341.08 × 4,231.94
  4. Step 4: Simplify right side
    10,895.45x = 69,154,367.23
  5. Step 5: Solve for x
    x = 69,154,367.23/10,895.45
  6. Step 6: Final answer
    x = 6,347.09

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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.