Home / 3,170.02-4,754.49-1,438.24

Finding the Fourth Proportional to 3,170.02, 4,754.49 and 1,438.24

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Solution

The fourth proportional to 3,170.02, 4,754.49 and 1,438.24 is: 2,157.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,170.02 : 4,754.49 = 1,438.24 : x
  2. Step 2: Convert to fraction form
    3,170.02/4,754.49 = 1,438.24/x
  3. Step 3: Cross multiply
    3,170.02x = 4,754.49 × 1,438.24
  4. Step 4: Simplify right side
    3,170.02x = 6,838,097.70
  5. Step 5: Solve for x
    x = 6,838,097.70/3,170.02
  6. Step 6: Final answer
    x = 2,157.12

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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.