Home / 11,192.80-15,439.26-8,053.24

Finding the Fourth Proportional to 11,192.80, 15,439.26 and 8,053.24

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Solution

The fourth proportional to 11,192.80, 15,439.26 and 8,053.24 is: 11,108.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,192.80 : 15,439.26 = 8,053.24 : x
  2. Step 2: Convert to fraction form
    11,192.80/15,439.26 = 8,053.24/x
  3. Step 3: Cross multiply
    11,192.80x = 15,439.26 × 8,053.24
  4. Step 4: Simplify right side
    11,192.80x = 124,336,066.20
  5. Step 5: Solve for x
    x = 124,336,066.20/11,192.80
  6. Step 6: Final answer
    x = 11,108.58

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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.