Home / 3,003.65-4,144.85-1,677.44

Finding the Fourth Proportional to 3,003.65, 4,144.85 and 1,677.44

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Solution

The fourth proportional to 3,003.65, 4,144.85 and 1,677.44 is: 2,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.65 : 4,144.85 = 1,677.44 : x
  2. Step 2: Convert to fraction form
    3,003.65/4,144.85 = 1,677.44/x
  3. Step 3: Cross multiply
    3,003.65x = 4,144.85 × 1,677.44
  4. Step 4: Simplify right side
    3,003.65x = 6,952,720.65
  5. Step 5: Solve for x
    x = 6,952,720.65/3,003.65
  6. Step 6: Final answer
    x = 2,314.76

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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.