Home / 2,422.36-3,343.50-1,491.64

Finding the Fourth Proportional to 2,422.36, 3,343.50 and 1,491.64

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Solution

The fourth proportional to 2,422.36, 3,343.50 and 1,491.64 is: 2,058.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,422.36 : 3,343.50 = 1,491.64 : x
  2. Step 2: Convert to fraction form
    2,422.36/3,343.50 = 1,491.64/x
  3. Step 3: Cross multiply
    2,422.36x = 3,343.50 × 1,491.64
  4. Step 4: Simplify right side
    2,422.36x = 4,987,298.34
  5. Step 5: Solve for x
    x = 4,987,298.34/2,422.36
  6. Step 6: Final answer
    x = 2,058.86

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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.