Home / 4,378.83-6,568.65-1,745.70

Finding the Fourth Proportional to 4,378.83, 6,568.65 and 1,745.70

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Solution

The fourth proportional to 4,378.83, 6,568.65 and 1,745.70 is: 2,618.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,378.83 : 6,568.65 = 1,745.70 : x
  2. Step 2: Convert to fraction form
    4,378.83/6,568.65 = 1,745.70/x
  3. Step 3: Cross multiply
    4,378.83x = 6,568.65 × 1,745.70
  4. Step 4: Simplify right side
    4,378.83x = 11,466,892.31
  5. Step 5: Solve for x
    x = 11,466,892.31/4,378.83
  6. Step 6: Final answer
    x = 2,618.71

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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.