Home / 3,972.48-5,482.02-2,204.09

Finding the Fourth Proportional to 3,972.48, 5,482.02 and 2,204.09

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Solution

The fourth proportional to 3,972.48, 5,482.02 and 2,204.09 is: 3,041.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.48 : 5,482.02 = 2,204.09 : x
  2. Step 2: Convert to fraction form
    3,972.48/5,482.02 = 2,204.09/x
  3. Step 3: Cross multiply
    3,972.48x = 5,482.02 × 2,204.09
  4. Step 4: Simplify right side
    3,972.48x = 12,082,849.91
  5. Step 5: Solve for x
    x = 12,082,849.91/3,972.48
  6. Step 6: Final answer
    x = 3,041.64

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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.