Home / 4,108.88-6,159.80-1,645.44

Finding the Fourth Proportional to 4,108.88, 6,159.80 and 1,645.44

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Solution

The fourth proportional to 4,108.88, 6,159.80 and 1,645.44 is: 2,466.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,108.88 : 6,159.80 = 1,645.44 : x
  2. Step 2: Convert to fraction form
    4,108.88/6,159.80 = 1,645.44/x
  3. Step 3: Cross multiply
    4,108.88x = 6,159.80 × 1,645.44
  4. Step 4: Simplify right side
    4,108.88x = 10,135,581.31
  5. Step 5: Solve for x
    x = 10,135,581.31/4,108.88
  6. Step 6: Final answer
    x = 2,466.75

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1.5x scale

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.