Home / 10,233.80-15,341.70-6,936.20

Finding the Fourth Proportional to 10,233.80, 15,341.70 and 6,936.20

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Solution

The fourth proportional to 10,233.80, 15,341.70 and 6,936.20 is: 10,398.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,233.80 : 15,341.70 = 6,936.20 : x
  2. Step 2: Convert to fraction form
    10,233.80/15,341.70 = 6,936.20/x
  3. Step 3: Cross multiply
    10,233.80x = 15,341.70 × 6,936.20
  4. Step 4: Simplify right side
    10,233.80x = 106,413,099.54
  5. Step 5: Solve for x
    x = 106,413,099.54/10,233.80
  6. Step 6: Final answer
    x = 10,398.20

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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.