Home / 3,903.26-5,384.78-2,330.44

Finding the Fourth Proportional to 3,903.26, 5,384.78 and 2,330.44

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Solution

The fourth proportional to 3,903.26, 5,384.78 and 2,330.44 is: 3,214.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,903.26 : 5,384.78 = 2,330.44 : x
  2. Step 2: Convert to fraction form
    3,903.26/5,384.78 = 2,330.44/x
  3. Step 3: Cross multiply
    3,903.26x = 5,384.78 × 2,330.44
  4. Step 4: Simplify right side
    3,903.26x = 12,548,890.33
  5. Step 5: Solve for x
    x = 12,548,890.33/3,903.26
  6. Step 6: Final answer
    x = 3,214.98

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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.