Home / 10,324.12-14,242.68-6,129.94

Finding the Fourth Proportional to 10,324.12, 14,242.68 and 6,129.94

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Solution

The fourth proportional to 10,324.12, 14,242.68 and 6,129.94 is: 8,456.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,324.12 : 14,242.68 = 6,129.94 : x
  2. Step 2: Convert to fraction form
    10,324.12/14,242.68 = 6,129.94/x
  3. Step 3: Cross multiply
    10,324.12x = 14,242.68 × 6,129.94
  4. Step 4: Simplify right side
    10,324.12x = 87,306,773.84
  5. Step 5: Solve for x
    x = 87,306,773.84/10,324.12
  6. Step 6: Final answer
    x = 8,456.58

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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.