Home / 3,657.09-5,488.78-1,467.39

Finding the Fourth Proportional to 3,657.09, 5,488.78 and 1,467.39

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Solution

The fourth proportional to 3,657.09, 5,488.78 and 1,467.39 is: 2,202.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,657.09 : 5,488.78 = 1,467.39 : x
  2. Step 2: Convert to fraction form
    3,657.09/5,488.78 = 1,467.39/x
  3. Step 3: Cross multiply
    3,657.09x = 5,488.78 × 1,467.39
  4. Step 4: Simplify right side
    3,657.09x = 8,054,180.88
  5. Step 5: Solve for x
    x = 8,054,180.88/3,657.09
  6. Step 6: Final answer
    x = 2,202.35

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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.