Home / 11,275.44-15,566.36-6,800.32

Finding the Fourth Proportional to 11,275.44, 15,566.36 and 6,800.32

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Solution

The fourth proportional to 11,275.44, 15,566.36 and 6,800.32 is: 9,388.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,275.44 : 15,566.36 = 6,800.32 : x
  2. Step 2: Convert to fraction form
    11,275.44/15,566.36 = 6,800.32/x
  3. Step 3: Cross multiply
    11,275.44x = 15,566.36 × 6,800.32
  4. Step 4: Simplify right side
    11,275.44x = 105,856,229.24
  5. Step 5: Solve for x
    x = 105,856,229.24/11,275.44
  6. Step 6: Final answer
    x = 9,388.21

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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.