Home / 3,014.30-4,159.50-1,755.56

Finding the Fourth Proportional to 3,014.30, 4,159.50 and 1,755.56

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Solution

The fourth proportional to 3,014.30, 4,159.50 and 1,755.56 is: 2,422.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.30 : 4,159.50 = 1,755.56 : x
  2. Step 2: Convert to fraction form
    3,014.30/4,159.50 = 1,755.56/x
  3. Step 3: Cross multiply
    3,014.30x = 4,159.50 × 1,755.56
  4. Step 4: Simplify right side
    3,014.30x = 7,302,251.82
  5. Step 5: Solve for x
    x = 7,302,251.82/3,014.30
  6. Step 6: Final answer
    x = 2,422.54

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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.