Home / 3,274.19-4,516.89-1,947.14

Finding the Fourth Proportional to 3,274.19, 4,516.89 and 1,947.14

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Solution

The fourth proportional to 3,274.19, 4,516.89 and 1,947.14 is: 2,686.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,274.19 : 4,516.89 = 1,947.14 : x
  2. Step 2: Convert to fraction form
    3,274.19/4,516.89 = 1,947.14/x
  3. Step 3: Cross multiply
    3,274.19x = 4,516.89 × 1,947.14
  4. Step 4: Simplify right side
    3,274.19x = 8,794,994.61
  5. Step 5: Solve for x
    x = 8,794,994.61/3,274.19
  6. Step 6: Final answer
    x = 2,686.16

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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.