Home / 3,612.51-5,418.37-2,449.98

Finding the Fourth Proportional to 3,612.51, 5,418.37 and 2,449.98

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Solution

The fourth proportional to 3,612.51, 5,418.37 and 2,449.98 is: 3,674.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612.51 : 5,418.37 = 2,449.98 : x
  2. Step 2: Convert to fraction form
    3,612.51/5,418.37 = 2,449.98/x
  3. Step 3: Cross multiply
    3,612.51x = 5,418.37 × 2,449.98
  4. Step 4: Simplify right side
    3,612.51x = 13,274,901.20
  5. Step 5: Solve for x
    x = 13,274,901.20/3,612.51
  6. Step 6: Final answer
    x = 3,674.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.