Home / 2,916.22-4,374.37-1,625.89

Finding the Fourth Proportional to 2,916.22, 4,374.37 and 1,625.89

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Solution

The fourth proportional to 2,916.22, 4,374.37 and 1,625.89 is: 2,438.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,916.22 : 4,374.37 = 1,625.89 : x
  2. Step 2: Convert to fraction form
    2,916.22/4,374.37 = 1,625.89/x
  3. Step 3: Cross multiply
    2,916.22x = 4,374.37 × 1,625.89
  4. Step 4: Simplify right side
    2,916.22x = 7,112,244.44
  5. Step 5: Solve for x
    x = 7,112,244.44/2,916.22
  6. Step 6: Final answer
    x = 2,438.86

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.