Home / 3,688.08-5,532.39-1,467.78

Finding the Fourth Proportional to 3,688.08, 5,532.39 and 1,467.78

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Solution

The fourth proportional to 3,688.08, 5,532.39 and 1,467.78 is: 2,201.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,688.08 : 5,532.39 = 1,467.78 : x
  2. Step 2: Convert to fraction form
    3,688.08/5,532.39 = 1,467.78/x
  3. Step 3: Cross multiply
    3,688.08x = 5,532.39 × 1,467.78
  4. Step 4: Simplify right side
    3,688.08x = 8,120,331.39
  5. Step 5: Solve for x
    x = 8,120,331.39/3,688.08
  6. Step 6: Final answer
    x = 2,201.78

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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.