Home / 4,515.78-6,231.54-2,525.94

Finding the Fourth Proportional to 4,515.78, 6,231.54 and 2,525.94

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Solution

The fourth proportional to 4,515.78, 6,231.54 and 2,525.94 is: 3,485.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,515.78 : 6,231.54 = 2,525.94 : x
  2. Step 2: Convert to fraction form
    4,515.78/6,231.54 = 2,525.94/x
  3. Step 3: Cross multiply
    4,515.78x = 6,231.54 × 2,525.94
  4. Step 4: Simplify right side
    4,515.78x = 15,740,496.15
  5. Step 5: Solve for x
    x = 15,740,496.15/4,515.78
  6. Step 6: Final answer
    x = 3,485.66

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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.