Home / 6,649.58-9,176.15-3,665.44

Finding the Fourth Proportional to 6,649.58, 9,176.15 and 3,665.44

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Solution

The fourth proportional to 6,649.58, 9,176.15 and 3,665.44 is: 5,058.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,649.58 : 9,176.15 = 3,665.44 : x
  2. Step 2: Convert to fraction form
    6,649.58/9,176.15 = 3,665.44/x
  3. Step 3: Cross multiply
    6,649.58x = 9,176.15 × 3,665.44
  4. Step 4: Simplify right side
    6,649.58x = 33,634,627.26
  5. Step 5: Solve for x
    x = 33,634,627.26/6,649.58
  6. Step 6: Final answer
    x = 5,058.16

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Similar ratio
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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.