Home / 10,936.22-16,420.73-6,261.50

Finding the Fourth Proportional to 10,936.22, 16,420.73 and 6,261.50

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Solution

The fourth proportional to 10,936.22, 16,420.73 and 6,261.50 is: 9,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,936.22 : 16,420.73 = 6,261.50 : x
  2. Step 2: Convert to fraction form
    10,936.22/16,420.73 = 6,261.50/x
  3. Step 3: Cross multiply
    10,936.22x = 16,420.73 × 6,261.50
  4. Step 4: Simplify right side
    10,936.22x = 102,818,410.64
  5. Step 5: Solve for x
    x = 102,818,410.64/10,936.22
  6. Step 6: Final answer
    x = 9,401.64

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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.