Home / 9,330.83-13,998.22-3,090.49

Finding the Fourth Proportional to 9,330.83, 13,998.22 and 3,090.49

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Solution

The fourth proportional to 9,330.83, 13,998.22 and 3,090.49 is: 4,636.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,330.83 : 13,998.22 = 3,090.49 : x
  2. Step 2: Convert to fraction form
    9,330.83/13,998.22 = 3,090.49/x
  3. Step 3: Cross multiply
    9,330.83x = 13,998.22 × 3,090.49
  4. Step 4: Simplify right side
    9,330.83x = 43,261,316.21
  5. Step 5: Solve for x
    x = 43,261,316.21/9,330.83
  6. Step 6: Final answer
    x = 4,636.39

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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 (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.