Home / 10,895.28-15,035.04-6,179.28

Finding the Fourth Proportional to 10,895.28, 15,035.04 and 6,179.28

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Solution

The fourth proportional to 10,895.28, 15,035.04 and 6,179.28 is: 8,527.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,895.28 : 15,035.04 = 6,179.28 : x
  2. Step 2: Convert to fraction form
    10,895.28/15,035.04 = 6,179.28/x
  3. Step 3: Cross multiply
    10,895.28x = 15,035.04 × 6,179.28
  4. Step 4: Simplify right side
    10,895.28x = 92,905,721.97
  5. Step 5: Solve for x
    x = 92,905,721.97/10,895.28
  6. Step 6: Final answer
    x = 8,527.15

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1.5x scale

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.