Home / 3,014.48-4,160.37-1,755.55

Finding the Fourth Proportional to 3,014.48, 4,160.37 and 1,755.55

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Solution

The fourth proportional to 3,014.48, 4,160.37 and 1,755.55 is: 2,422.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.48 : 4,160.37 = 1,755.55 : x
  2. Step 2: Convert to fraction form
    3,014.48/4,160.37 = 1,755.55/x
  3. Step 3: Cross multiply
    3,014.48x = 4,160.37 × 1,755.55
  4. Step 4: Simplify right side
    3,014.48x = 7,303,737.55
  5. Step 5: Solve for x
    x = 7,303,737.55/3,014.48
  6. Step 6: Final answer
    x = 2,422.88

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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.