Home / 5,104.31-7,048.37-3,219.26

Finding the Fourth Proportional to 5,104.31, 7,048.37 and 3,219.26

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Solution

The fourth proportional to 5,104.31, 7,048.37 and 3,219.26 is: 4,445.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,104.31 : 7,048.37 = 3,219.26 : x
  2. Step 2: Convert to fraction form
    5,104.31/7,048.37 = 3,219.26/x
  3. Step 3: Cross multiply
    5,104.31x = 7,048.37 × 3,219.26
  4. Step 4: Simplify right side
    5,104.31x = 22,690,508.41
  5. Step 5: Solve for x
    x = 22,690,508.41/5,104.31
  6. Step 6: Final answer
    x = 4,445.37

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1.5x scale

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.