Home / 4,942.02-6,816.72-3,170.82

Finding the Fourth Proportional to 4,942.02, 6,816.72 and 3,170.82

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Solution

The fourth proportional to 4,942.02, 6,816.72 and 3,170.82 is: 4,373.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,942.02 : 6,816.72 = 3,170.82 : x
  2. Step 2: Convert to fraction form
    4,942.02/6,816.72 = 3,170.82/x
  3. Step 3: Cross multiply
    4,942.02x = 6,816.72 × 3,170.82
  4. Step 4: Simplify right side
    4,942.02x = 21,614,592.11
  5. Step 5: Solve for x
    x = 21,614,592.11/4,942.02
  6. Step 6: Final answer
    x = 4,373.64

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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.