Home / 4,408.68-6,609.74-1,907.22

Finding the Fourth Proportional to 4,408.68, 6,609.74 and 1,907.22

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Solution

The fourth proportional to 4,408.68, 6,609.74 and 1,907.22 is: 2,859.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,408.68 : 6,609.74 = 1,907.22 : x
  2. Step 2: Convert to fraction form
    4,408.68/6,609.74 = 1,907.22/x
  3. Step 3: Cross multiply
    4,408.68x = 6,609.74 × 1,907.22
  4. Step 4: Simplify right side
    4,408.68x = 12,606,218.79
  5. Step 5: Solve for x
    x = 12,606,218.79/4,408.68
  6. Step 6: Final answer
    x = 2,859.41

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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.