Home / 3,029.10-4,179.92-1,770.17

Finding the Fourth Proportional to 3,029.10, 4,179.92 and 1,770.17

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Solution

The fourth proportional to 3,029.10, 4,179.92 and 1,770.17 is: 2,442.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.10 : 4,179.92 = 1,770.17 : x
  2. Step 2: Convert to fraction form
    3,029.10/4,179.92 = 1,770.17/x
  3. Step 3: Cross multiply
    3,029.10x = 4,179.92 × 1,770.17
  4. Step 4: Simplify right side
    3,029.10x = 7,399,139.24
  5. Step 5: Solve for x
    x = 7,399,139.24/3,029.10
  6. Step 6: Final answer
    x = 2,442.69

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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.