Home / 5,255.69-7,250.33-3,268.58

Finding the Fourth Proportional to 5,255.69, 7,250.33 and 3,268.58

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Solution

The fourth proportional to 5,255.69, 7,250.33 and 3,268.58 is: 4,509.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,255.69 : 7,250.33 = 3,268.58 : x
  2. Step 2: Convert to fraction form
    5,255.69/7,250.33 = 3,268.58/x
  3. Step 3: Cross multiply
    5,255.69x = 7,250.33 × 3,268.58
  4. Step 4: Simplify right side
    5,255.69x = 23,698,267.29
  5. Step 5: Solve for x
    x = 23,698,267.29/5,255.69
  6. Step 6: Final answer
    x = 4,509.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.