Home / 4,378.58-6,568.27-1,745.45

Finding the Fourth Proportional to 4,378.58, 6,568.27 and 1,745.45

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Solution

The fourth proportional to 4,378.58, 6,568.27 and 1,745.45 is: 2,618.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.58 : 6,568.27 = 1,745.45 : x
  2. Step 2: Convert to fraction form
    4,378.58/6,568.27 = 1,745.45/x
  3. Step 3: Cross multiply
    4,378.58x = 6,568.27 × 1,745.45
  4. Step 4: Simplify right side
    4,378.58x = 11,464,586.87
  5. Step 5: Solve for x
    x = 11,464,586.87/4,378.58
  6. Step 6: Final answer
    x = 2,618.33

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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.