Home / 10,995.12-15,173.28-6,027.12

Finding the Fourth Proportional to 10,995.12, 15,173.28 and 6,027.12

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Solution

The fourth proportional to 10,995.12, 15,173.28 and 6,027.12 is: 8,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,995.12 : 15,173.28 = 6,027.12 : x
  2. Step 2: Convert to fraction form
    10,995.12/15,173.28 = 6,027.12/x
  3. Step 3: Cross multiply
    10,995.12x = 15,173.28 × 6,027.12
  4. Step 4: Simplify right side
    10,995.12x = 91,451,179.35
  5. Step 5: Solve for x
    x = 91,451,179.35/10,995.12
  6. Step 6: Final answer
    x = 8,317.43

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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.