Home / 3,515.69-5,269.44-1,955.33

Finding the Fourth Proportional to 3,515.69, 5,269.44 and 1,955.33

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Solution

The fourth proportional to 3,515.69, 5,269.44 and 1,955.33 is: 2,930.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.69 : 5,269.44 = 1,955.33 : x
  2. Step 2: Convert to fraction form
    3,515.69/5,269.44 = 1,955.33/x
  3. Step 3: Cross multiply
    3,515.69x = 5,269.44 × 1,955.33
  4. Step 4: Simplify right side
    3,515.69x = 10,303,494.12
  5. Step 5: Solve for x
    x = 10,303,494.12/3,515.69
  6. Step 6: Final answer
    x = 2,930.72

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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.