Home / 11,039.39-15,234.36-6,071.39

Finding the Fourth Proportional to 11,039.39, 15,234.36 and 6,071.39

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Solution

The fourth proportional to 11,039.39, 15,234.36 and 6,071.39 is: 8,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,039.39 : 15,234.36 = 6,071.39 : x
  2. Step 2: Convert to fraction form
    11,039.39/15,234.36 = 6,071.39/x
  3. Step 3: Cross multiply
    11,039.39x = 15,234.36 × 6,071.39
  4. Step 4: Simplify right side
    11,039.39x = 92,493,740.96
  5. Step 5: Solve for x
    x = 92,493,740.96/11,039.39
  6. Step 6: Final answer
    x = 8,378.52

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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.