Home / 3,515.37-5,273.64-1,436.49

Finding the Fourth Proportional to 3,515.37, 5,273.64 and 1,436.49

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Solution

The fourth proportional to 3,515.37, 5,273.64 and 1,436.49 is: 2,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,515.37 : 5,273.64 = 1,436.49 : x
  2. Step 2: Convert to fraction form
    3,515.37/5,273.64 = 1,436.49/x
  3. Step 3: Cross multiply
    3,515.37x = 5,273.64 × 1,436.49
  4. Step 4: Simplify right side
    3,515.37x = 7,575,531.12
  5. Step 5: Solve for x
    x = 7,575,531.12/3,515.37
  6. Step 6: Final answer
    x = 2,154.97

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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.