Home / 3,550.51-5,328.50-2,858.86

Finding the Fourth Proportional to 3,550.51, 5,328.50 and 2,858.86

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Solution

The fourth proportional to 3,550.51, 5,328.50 and 2,858.86 is: 4,290.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.51 : 5,328.50 = 2,858.86 : x
  2. Step 2: Convert to fraction form
    3,550.51/5,328.50 = 2,858.86/x
  3. Step 3: Cross multiply
    3,550.51x = 5,328.50 × 2,858.86
  4. Step 4: Simplify right side
    3,550.51x = 15,233,435.51
  5. Step 5: Solve for x
    x = 15,233,435.51/3,550.51
  6. Step 6: Final answer
    x = 4,290.49

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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.