Home / 2,348.02-3,522.42-2,115.70

Finding the Fourth Proportional to 2,348.02, 3,522.42 and 2,115.70

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Solution

The fourth proportional to 2,348.02, 3,522.42 and 2,115.70 is: 3,173.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,348.02 : 3,522.42 = 2,115.70 : x
  2. Step 2: Convert to fraction form
    2,348.02/3,522.42 = 2,115.70/x
  3. Step 3: Cross multiply
    2,348.02x = 3,522.42 × 2,115.70
  4. Step 4: Simplify right side
    2,348.02x = 7,452,383.99
  5. Step 5: Solve for x
    x = 7,452,383.99/2,348.02
  6. Step 6: Final answer
    x = 3,173.90

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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.