Home / 7,416.82-11,114.26-4,125.39

Finding the Fourth Proportional to 7,416.82, 11,114.26 and 4,125.39

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Solution

The fourth proportional to 7,416.82, 11,114.26 and 4,125.39 is: 6,181.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,416.82 : 11,114.26 = 4,125.39 : x
  2. Step 2: Convert to fraction form
    7,416.82/11,114.26 = 4,125.39/x
  3. Step 3: Cross multiply
    7,416.82x = 11,114.26 × 4,125.39
  4. Step 4: Simplify right side
    7,416.82x = 45,850,657.06
  5. Step 5: Solve for x
    x = 45,850,657.06/7,416.82
  6. Step 6: Final answer
    x = 6,181.98

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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.