Home / 11,581.44-15,982.36-6,276.24

Finding the Fourth Proportional to 11,581.44, 15,982.36 and 6,276.24

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Solution

The fourth proportional to 11,581.44, 15,982.36 and 6,276.24 is: 8,661.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,581.44 : 15,982.36 = 6,276.24 : x
  2. Step 2: Convert to fraction form
    11,581.44/15,982.36 = 6,276.24/x
  3. Step 3: Cross multiply
    11,581.44x = 15,982.36 × 6,276.24
  4. Step 4: Simplify right side
    11,581.44x = 100,309,127.13
  5. Step 5: Solve for x
    x = 100,309,127.13/11,581.44
  6. Step 6: Final answer
    x = 8,661.20

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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.