Home / 3,679.68-5,519.63-2,297.01

Finding the Fourth Proportional to 3,679.68, 5,519.63 and 2,297.01

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Solution

The fourth proportional to 3,679.68, 5,519.63 and 2,297.01 is: 3,445.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,679.68 : 5,519.63 = 2,297.01 : x
  2. Step 2: Convert to fraction form
    3,679.68/5,519.63 = 2,297.01/x
  3. Step 3: Cross multiply
    3,679.68x = 5,519.63 × 2,297.01
  4. Step 4: Simplify right side
    3,679.68x = 12,678,645.31
  5. Step 5: Solve for x
    x = 12,678,645.31/3,679.68
  6. Step 6: Final answer
    x = 3,445.58

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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.