Home / 11,240.76-15,512.24-6,525.34

Finding the Fourth Proportional to 11,240.76, 15,512.24 and 6,525.34

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Solution

The fourth proportional to 11,240.76, 15,512.24 and 6,525.34 is: 9,004.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,240.76 : 15,512.24 = 6,525.34 : x
  2. Step 2: Convert to fraction form
    11,240.76/15,512.24 = 6,525.34/x
  3. Step 3: Cross multiply
    11,240.76x = 15,512.24 × 6,525.34
  4. Step 4: Simplify right side
    11,240.76x = 101,222,640.16
  5. Step 5: Solve for x
    x = 101,222,640.16/11,240.76
  6. Step 6: Final answer
    x = 9,004.96

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Half scale
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Double scale
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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.