Home / 11,060.19-15,282.48-8,840.37

Finding the Fourth Proportional to 11,060.19, 15,282.48 and 8,840.37

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Solution

The fourth proportional to 11,060.19, 15,282.48 and 8,840.37 is: 12,215.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,060.19 : 15,282.48 = 8,840.37 : x
  2. Step 2: Convert to fraction form
    11,060.19/15,282.48 = 8,840.37/x
  3. Step 3: Cross multiply
    11,060.19x = 15,282.48 × 8,840.37
  4. Step 4: Simplify right side
    11,060.19x = 135,102,777.72
  5. Step 5: Solve for x
    x = 135,102,777.72/11,060.19
  6. Step 6: Final answer
    x = 12,215.23

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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.