Home / 2,432.53-3,629.81-2,170.73

Finding the Fourth Proportional to 2,432.53, 3,629.81 and 2,170.73

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Solution

The fourth proportional to 2,432.53, 3,629.81 and 2,170.73 is: 3,239.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,432.53 : 3,629.81 = 2,170.73 : x
  2. Step 2: Convert to fraction form
    2,432.53/3,629.81 = 2,170.73/x
  3. Step 3: Cross multiply
    2,432.53x = 3,629.81 × 2,170.73
  4. Step 4: Simplify right side
    2,432.53x = 7,879,342.89
  5. Step 5: Solve for x
    x = 7,879,342.89/2,432.53
  6. Step 6: Final answer
    x = 3,239.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.