Home / 4,120.48-5,682.42-2,626.84

Finding the Fourth Proportional to 4,120.48, 5,682.42 and 2,626.84

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Solution

The fourth proportional to 4,120.48, 5,682.42 and 2,626.84 is: 3,622.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,120.48 : 5,682.42 = 2,626.84 : x
  2. Step 2: Convert to fraction form
    4,120.48/5,682.42 = 2,626.84/x
  3. Step 3: Cross multiply
    4,120.48x = 5,682.42 × 2,626.84
  4. Step 4: Simplify right side
    4,120.48x = 14,926,808.15
  5. Step 5: Solve for x
    x = 14,926,808.15/4,120.48
  6. Step 6: Final answer
    x = 3,622.59

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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.