Home / 4,378.59-6,568.26-1,745.46

Finding the Fourth Proportional to 4,378.59, 6,568.26 and 1,745.46

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Solution

The fourth proportional to 4,378.59, 6,568.26 and 1,745.46 is: 2,618.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.59 : 6,568.26 = 1,745.46 : x
  2. Step 2: Convert to fraction form
    4,378.59/6,568.26 = 1,745.46/x
  3. Step 3: Cross multiply
    4,378.59x = 6,568.26 × 1,745.46
  4. Step 4: Simplify right side
    4,378.59x = 11,464,635.10
  5. Step 5: Solve for x
    x = 11,464,635.10/4,378.59
  6. Step 6: Final answer
    x = 2,618.34

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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.