Home / 4,269.10-5,891.46-2,380.72

Finding the Fourth Proportional to 4,269.10, 5,891.46 and 2,380.72

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Solution

The fourth proportional to 4,269.10, 5,891.46 and 2,380.72 is: 3,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,269.10 : 5,891.46 = 2,380.72 : x
  2. Step 2: Convert to fraction form
    4,269.10/5,891.46 = 2,380.72/x
  3. Step 3: Cross multiply
    4,269.10x = 5,891.46 × 2,380.72
  4. Step 4: Simplify right side
    4,269.10x = 14,025,916.65
  5. Step 5: Solve for x
    x = 14,025,916.65/4,269.10
  6. Step 6: Final answer
    x = 3,285.45

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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.