Home / 3,421.44-4,719.36-2,094.66

Finding the Fourth Proportional to 3,421.44, 4,719.36 and 2,094.66

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Solution

The fourth proportional to 3,421.44, 4,719.36 and 2,094.66 is: 2,889.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,421.44 : 4,719.36 = 2,094.66 : x
  2. Step 2: Convert to fraction form
    3,421.44/4,719.36 = 2,094.66/x
  3. Step 3: Cross multiply
    3,421.44x = 4,719.36 × 2,094.66
  4. Step 4: Simplify right side
    3,421.44x = 9,885,462.47
  5. Step 5: Solve for x
    x = 9,885,462.47/3,421.44
  6. Step 6: Final answer
    x = 2,889.27

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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.