Home / 3,977.14-5,482.07-2,700.62

Finding the Fourth Proportional to 3,977.14, 5,482.07 and 2,700.62

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Solution

The fourth proportional to 3,977.14, 5,482.07 and 2,700.62 is: 3,722.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,977.14 : 5,482.07 = 2,700.62 : x
  2. Step 2: Convert to fraction form
    3,977.14/5,482.07 = 2,700.62/x
  3. Step 3: Cross multiply
    3,977.14x = 5,482.07 × 2,700.62
  4. Step 4: Simplify right side
    3,977.14x = 14,804,987.88
  5. Step 5: Solve for x
    x = 14,804,987.88/3,977.14
  6. Step 6: Final answer
    x = 3,722.52

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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.