Home / 5,155.26-7,726.04-4,568.90

Finding the Fourth Proportional to 5,155.26, 7,726.04 and 4,568.90

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Solution

The fourth proportional to 5,155.26, 7,726.04 and 4,568.90 is: 6,847.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,155.26 : 7,726.04 = 4,568.90 : x
  2. Step 2: Convert to fraction form
    5,155.26/7,726.04 = 4,568.90/x
  3. Step 3: Cross multiply
    5,155.26x = 7,726.04 × 4,568.90
  4. Step 4: Simplify right side
    5,155.26x = 35,299,442.68
  5. Step 5: Solve for x
    x = 35,299,442.68/5,155.26
  6. Step 6: Final answer
    x = 6,847.27

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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.