Home / 4,916.28-7,375.65-1,629.71

Finding the Fourth Proportional to 4,916.28, 7,375.65 and 1,629.71

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Solution

The fourth proportional to 4,916.28, 7,375.65 and 1,629.71 is: 2,444.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,916.28 : 7,375.65 = 1,629.71 : x
  2. Step 2: Convert to fraction form
    4,916.28/7,375.65 = 1,629.71/x
  3. Step 3: Cross multiply
    4,916.28x = 7,375.65 × 1,629.71
  4. Step 4: Simplify right side
    4,916.28x = 12,020,133.68
  5. Step 5: Solve for x
    x = 12,020,133.68/4,916.28
  6. Step 6: Final answer
    x = 2,444.97

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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.