Home / 11,098.89-15,316.70-6,383.48

Finding the Fourth Proportional to 11,098.89, 15,316.70 and 6,383.48

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Solution

The fourth proportional to 11,098.89, 15,316.70 and 6,383.48 is: 8,809.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,098.89 : 15,316.70 = 6,383.48 : x
  2. Step 2: Convert to fraction form
    11,098.89/15,316.70 = 6,383.48/x
  3. Step 3: Cross multiply
    11,098.89x = 15,316.70 × 6,383.48
  4. Step 4: Simplify right side
    11,098.89x = 97,773,739.62
  5. Step 5: Solve for x
    x = 97,773,739.62/11,098.89
  6. Step 6: Final answer
    x = 8,809.33

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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.