Home / 3,419.72-4,719.30-2,094.18

Finding the Fourth Proportional to 3,419.72, 4,719.30 and 2,094.18

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Solution

The fourth proportional to 3,419.72, 4,719.30 and 2,094.18 is: 2,890.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419.72 : 4,719.30 = 2,094.18 : x
  2. Step 2: Convert to fraction form
    3,419.72/4,719.30 = 2,094.18/x
  3. Step 3: Cross multiply
    3,419.72x = 4,719.30 × 2,094.18
  4. Step 4: Simplify right side
    3,419.72x = 9,883,063.67
  5. Step 5: Solve for x
    x = 9,883,063.67/3,419.72
  6. Step 6: Final answer
    x = 2,890.02

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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.