Home / 3,682.12-5,079.18-3,011.08

Finding the Fourth Proportional to 3,682.12, 5,079.18 and 3,011.08

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Solution

The fourth proportional to 3,682.12, 5,079.18 and 3,011.08 is: 4,153.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,682.12 : 5,079.18 = 3,011.08 : x
  2. Step 2: Convert to fraction form
    3,682.12/5,079.18 = 3,011.08/x
  3. Step 3: Cross multiply
    3,682.12x = 5,079.18 × 3,011.08
  4. Step 4: Simplify right side
    3,682.12x = 15,293,817.31
  5. Step 5: Solve for x
    x = 15,293,817.31/3,682.12
  6. Step 6: Final answer
    x = 4,153.54

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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.