Home / 9,028.26-12,460.77-6,518.88

Finding the Fourth Proportional to 9,028.26, 12,460.77 and 6,518.88

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Solution

The fourth proportional to 9,028.26, 12,460.77 and 6,518.88 is: 8,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,028.26 : 12,460.77 = 6,518.88 : x
  2. Step 2: Convert to fraction form
    9,028.26/12,460.77 = 6,518.88/x
  3. Step 3: Cross multiply
    9,028.26x = 12,460.77 × 6,518.88
  4. Step 4: Simplify right side
    9,028.26x = 81,230,264.34
  5. Step 5: Solve for x
    x = 81,230,264.34/9,028.26
  6. Step 6: Final answer
    x = 8,997.33

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Half scale
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Double scale
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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.