Home / 3,029.18-4,178.87-1,770.29

Finding the Fourth Proportional to 3,029.18, 4,178.87 and 1,770.29

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Solution

The fourth proportional to 3,029.18, 4,178.87 and 1,770.29 is: 2,442.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,029.18 : 4,178.87 = 1,770.29 : x
  2. Step 2: Convert to fraction form
    3,029.18/4,178.87 = 1,770.29/x
  3. Step 3: Cross multiply
    3,029.18x = 4,178.87 × 1,770.29
  4. Step 4: Simplify right side
    3,029.18x = 7,397,799.36
  5. Step 5: Solve for x
    x = 7,397,799.36/3,029.18
  6. Step 6: Final answer
    x = 2,442.18

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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.