Home / 2,962.02-4,439.61-2,380.65

Finding the Fourth Proportional to 2,962.02, 4,439.61 and 2,380.65

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Solution

The fourth proportional to 2,962.02, 4,439.61 and 2,380.65 is: 3,568.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,962.02 : 4,439.61 = 2,380.65 : x
  2. Step 2: Convert to fraction form
    2,962.02/4,439.61 = 2,380.65/x
  3. Step 3: Cross multiply
    2,962.02x = 4,439.61 × 2,380.65
  4. Step 4: Simplify right side
    2,962.02x = 10,569,157.55
  5. Step 5: Solve for x
    x = 10,569,157.55/2,962.02
  6. Step 6: Final answer
    x = 3,568.23

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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.