Home / 8,090.70-11,165.14-4,553.92

Finding the Fourth Proportional to 8,090.70, 11,165.14 and 4,553.92

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Solution

The fourth proportional to 8,090.70, 11,165.14 and 4,553.92 is: 6,284.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,090.70 : 11,165.14 = 4,553.92 : x
  2. Step 2: Convert to fraction form
    8,090.70/11,165.14 = 4,553.92/x
  3. Step 3: Cross multiply
    8,090.70x = 11,165.14 × 4,553.92
  4. Step 4: Simplify right side
    8,090.70x = 50,845,154.35
  5. Step 5: Solve for x
    x = 50,845,154.35/8,090.70
  6. Step 6: Final answer
    x = 6,284.39

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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.