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Finding the Fourth Proportional to 11,080.37, 15,291 and 6,044.63

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Solution

The fourth proportional to 11,080.37, 15,291 and 6,044.63 is: 8,341.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,080.37 : 15,291 = 6,044.63 : x
  2. Step 2: Convert to fraction form
    11,080.37/15,291 = 6,044.63/x
  3. Step 3: Cross multiply
    11,080.37x = 15,291 × 6,044.63
  4. Step 4: Simplify right side
    11,080.37x = 92,428,437.33
  5. Step 5: Solve for x
    x = 92,428,437.33/11,080.37
  6. Step 6: Final answer
    x = 8,341.64

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Half scale
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Double scale
Find fourth proportional to 11,081.37, 15,292.38 and 6,045.63
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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.