Home / 3,276.53-4,520.34-2,158.02

Finding the Fourth Proportional to 3,276.53, 4,520.34 and 2,158.02

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Solution

The fourth proportional to 3,276.53, 4,520.34 and 2,158.02 is: 2,977.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.53 : 4,520.34 = 2,158.02 : x
  2. Step 2: Convert to fraction form
    3,276.53/4,520.34 = 2,158.02/x
  3. Step 3: Cross multiply
    3,276.53x = 4,520.34 × 2,158.02
  4. Step 4: Simplify right side
    3,276.53x = 9,754,984.13
  5. Step 5: Solve for x
    x = 9,754,984.13/3,276.53
  6. Step 6: Final answer
    x = 2,977.23

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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.