Home / 4,689.13-7,028.37-1,568.41

Finding the Fourth Proportional to 4,689.13, 7,028.37 and 1,568.41

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Solution

The fourth proportional to 4,689.13, 7,028.37 and 1,568.41 is: 2,350.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689.13 : 7,028.37 = 1,568.41 : x
  2. Step 2: Convert to fraction form
    4,689.13/7,028.37 = 1,568.41/x
  3. Step 3: Cross multiply
    4,689.13x = 7,028.37 × 1,568.41
  4. Step 4: Simplify right side
    4,689.13x = 11,023,365.79
  5. Step 5: Solve for x
    x = 11,023,365.79/4,689.13
  6. Step 6: Final answer
    x = 2,350.83

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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.