Home / 3,316.66-4,994.28-2,398.48

Finding the Fourth Proportional to 3,316.66, 4,994.28 and 2,398.48

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Solution

The fourth proportional to 3,316.66, 4,994.28 and 2,398.48 is: 3,611.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,316.66 : 4,994.28 = 2,398.48 : x
  2. Step 2: Convert to fraction form
    3,316.66/4,994.28 = 2,398.48/x
  3. Step 3: Cross multiply
    3,316.66x = 4,994.28 × 2,398.48
  4. Step 4: Simplify right side
    3,316.66x = 11,978,680.69
  5. Step 5: Solve for x
    x = 11,978,680.69/3,316.66
  6. Step 6: Final answer
    x = 3,611.67

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.