Home / 4,118.20-5,683.74-2,626.72

Finding the Fourth Proportional to 4,118.20, 5,683.74 and 2,626.72

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Solution

The fourth proportional to 4,118.20, 5,683.74 and 2,626.72 is: 3,625.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,118.20 : 5,683.74 = 2,626.72 : x
  2. Step 2: Convert to fraction form
    4,118.20/5,683.74 = 2,626.72/x
  3. Step 3: Cross multiply
    4,118.20x = 5,683.74 × 2,626.72
  4. Step 4: Simplify right side
    4,118.20x = 14,929,593.53
  5. Step 5: Solve for x
    x = 14,929,593.53/4,118.20
  6. Step 6: Final answer
    x = 3,625.27

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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.