Home / 10,211.91-14,092.07-6,239.67

Finding the Fourth Proportional to 10,211.91, 14,092.07 and 6,239.67

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Solution

The fourth proportional to 10,211.91, 14,092.07 and 6,239.67 is: 8,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,211.91 : 14,092.07 = 6,239.67 : x
  2. Step 2: Convert to fraction form
    10,211.91/14,092.07 = 6,239.67/x
  3. Step 3: Cross multiply
    10,211.91x = 14,092.07 × 6,239.67
  4. Step 4: Simplify right side
    10,211.91x = 87,929,866.42
  5. Step 5: Solve for x
    x = 87,929,866.42/10,211.91
  6. Step 6: Final answer
    x = 8,610.52

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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.