Home / 10,936.46-15,090.96-6,155.82

Finding the Fourth Proportional to 10,936.46, 15,090.96 and 6,155.82

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Solution

The fourth proportional to 10,936.46, 15,090.96 and 6,155.82 is: 8,494.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.46 : 15,090.96 = 6,155.82 : x
  2. Step 2: Convert to fraction form
    10,936.46/15,090.96 = 6,155.82/x
  3. Step 3: Cross multiply
    10,936.46x = 15,090.96 × 6,155.82
  4. Step 4: Simplify right side
    10,936.46x = 92,897,233.39
  5. Step 5: Solve for x
    x = 92,897,233.39/10,936.46
  6. Step 6: Final answer
    x = 8,494.27

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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.