Home / 3,132.53-4,321.58-2,014.12

Finding the Fourth Proportional to 3,132.53, 4,321.58 and 2,014.12

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Solution

The fourth proportional to 3,132.53, 4,321.58 and 2,014.12 is: 2,778.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,132.53 : 4,321.58 = 2,014.12 : x
  2. Step 2: Convert to fraction form
    3,132.53/4,321.58 = 2,014.12/x
  3. Step 3: Cross multiply
    3,132.53x = 4,321.58 × 2,014.12
  4. Step 4: Simplify right side
    3,132.53x = 8,704,180.71
  5. Step 5: Solve for x
    x = 8,704,180.71/3,132.53
  6. Step 6: Final answer
    x = 2,778.64

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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.