Home / 8,414.70-12,621.54-3,733.35

Finding the Fourth Proportional to 8,414.70, 12,621.54 and 3,733.35

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Solution

The fourth proportional to 8,414.70, 12,621.54 and 3,733.35 is: 5,599.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,414.70 : 12,621.54 = 3,733.35 : x
  2. Step 2: Convert to fraction form
    8,414.70/12,621.54 = 3,733.35/x
  3. Step 3: Cross multiply
    8,414.70x = 12,621.54 × 3,733.35
  4. Step 4: Simplify right side
    8,414.70x = 47,120,626.36
  5. Step 5: Solve for x
    x = 47,120,626.36/8,414.70
  6. Step 6: Final answer
    x = 5,599.80

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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.