Home / 4,168.64-6,251.28-1,858.56

Finding the Fourth Proportional to 4,168.64, 6,251.28 and 1,858.56

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Solution

The fourth proportional to 4,168.64, 6,251.28 and 1,858.56 is: 2,787.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,168.64 : 6,251.28 = 1,858.56 : x
  2. Step 2: Convert to fraction form
    4,168.64/6,251.28 = 1,858.56/x
  3. Step 3: Cross multiply
    4,168.64x = 6,251.28 × 1,858.56
  4. Step 4: Simplify right side
    4,168.64x = 11,618,378.96
  5. Step 5: Solve for x
    x = 11,618,378.96/4,168.64
  6. Step 6: Final answer
    x = 2,787.09

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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.