Home / 4,889.28-7,336.80-2,292.24

Finding the Fourth Proportional to 4,889.28, 7,336.80 and 2,292.24

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Solution

The fourth proportional to 4,889.28, 7,336.80 and 2,292.24 is: 3,439.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,889.28 : 7,336.80 = 2,292.24 : x
  2. Step 2: Convert to fraction form
    4,889.28/7,336.80 = 2,292.24/x
  3. Step 3: Cross multiply
    4,889.28x = 7,336.80 × 2,292.24
  4. Step 4: Simplify right side
    4,889.28x = 16,817,706.43
  5. Step 5: Solve for x
    x = 16,817,706.43/4,889.28
  6. Step 6: Final answer
    x = 3,439.71

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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.