Home / 10,116.18-15,179.09-4,571.22

Finding the Fourth Proportional to 10,116.18, 15,179.09 and 4,571.22

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Solution

The fourth proportional to 10,116.18, 15,179.09 and 4,571.22 is: 6,859.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,116.18 : 15,179.09 = 4,571.22 : x
  2. Step 2: Convert to fraction form
    10,116.18/15,179.09 = 4,571.22/x
  3. Step 3: Cross multiply
    10,116.18x = 15,179.09 × 4,571.22
  4. Step 4: Simplify right side
    10,116.18x = 69,386,936.93
  5. Step 5: Solve for x
    x = 69,386,936.93/10,116.18
  6. Step 6: Final answer
    x = 6,859.01

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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.