Home / 9,220.22-12,724.56-5,241.63

Finding the Fourth Proportional to 9,220.22, 12,724.56 and 5,241.63

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Solution

The fourth proportional to 9,220.22, 12,724.56 and 5,241.63 is: 7,233.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,220.22 : 12,724.56 = 5,241.63 : x
  2. Step 2: Convert to fraction form
    9,220.22/12,724.56 = 5,241.63/x
  3. Step 3: Cross multiply
    9,220.22x = 12,724.56 × 5,241.63
  4. Step 4: Simplify right side
    9,220.22x = 66,697,435.43
  5. Step 5: Solve for x
    x = 66,697,435.43/9,220.22
  6. Step 6: Final answer
    x = 7,233.82

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Half scale
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Double scale
Find fourth proportional to 9,221.22, 12,725.94 and 5,242.63
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.