Home / 10,895.81-15,035.78-6,179.99

Finding the Fourth Proportional to 10,895.81, 15,035.78 and 6,179.99

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Solution

The fourth proportional to 10,895.81, 15,035.78 and 6,179.99 is: 8,528.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.81 : 15,035.78 = 6,179.99 : x
  2. Step 2: Convert to fraction form
    10,895.81/15,035.78 = 6,179.99/x
  3. Step 3: Cross multiply
    10,895.81x = 15,035.78 × 6,179.99
  4. Step 4: Simplify right side
    10,895.81x = 92,920,939.14
  5. Step 5: Solve for x
    x = 92,920,939.14/10,895.81
  6. Step 6: Final answer
    x = 8,528.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.