Home / 3,371.90-4,652.63-1,955.72

Finding the Fourth Proportional to 3,371.90, 4,652.63 and 1,955.72

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Solution

The fourth proportional to 3,371.90, 4,652.63 and 1,955.72 is: 2,698.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,371.90 : 4,652.63 = 1,955.72 : x
  2. Step 2: Convert to fraction form
    3,371.90/4,652.63 = 1,955.72/x
  3. Step 3: Cross multiply
    3,371.90x = 4,652.63 × 1,955.72
  4. Step 4: Simplify right side
    3,371.90x = 9,099,223.17
  5. Step 5: Solve for x
    x = 9,099,223.17/3,371.90
  6. Step 6: Final answer
    x = 2,698.55

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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.