Home / 3,003.63-4,144.98-1,677.30

Finding the Fourth Proportional to 3,003.63, 4,144.98 and 1,677.30

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Solution

The fourth proportional to 3,003.63, 4,144.98 and 1,677.30 is: 2,314.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,003.63 : 4,144.98 = 1,677.30 : x
  2. Step 2: Convert to fraction form
    3,003.63/4,144.98 = 1,677.30/x
  3. Step 3: Cross multiply
    3,003.63x = 4,144.98 × 1,677.30
  4. Step 4: Simplify right side
    3,003.63x = 6,952,374.95
  5. Step 5: Solve for x
    x = 6,952,374.95/3,003.63
  6. Step 6: Final answer
    x = 2,314.66

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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.