Home / 8,175.28-12,263.64-2,626.60

Finding the Fourth Proportional to 8,175.28, 12,263.64 and 2,626.60

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Solution

The fourth proportional to 8,175.28, 12,263.64 and 2,626.60 is: 3,940.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,175.28 : 12,263.64 = 2,626.60 : x
  2. Step 2: Convert to fraction form
    8,175.28/12,263.64 = 2,626.60/x
  3. Step 3: Cross multiply
    8,175.28x = 12,263.64 × 2,626.60
  4. Step 4: Simplify right side
    8,175.28x = 32,211,676.82
  5. Step 5: Solve for x
    x = 32,211,676.82/8,175.28
  6. Step 6: Final answer
    x = 3,940.13

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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.