Home / 6,415.26-9,623.49-2,518.75

Finding the Fourth Proportional to 6,415.26, 9,623.49 and 2,518.75

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Solution

The fourth proportional to 6,415.26, 9,623.49 and 2,518.75 is: 3,778.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,415.26 : 9,623.49 = 2,518.75 : x
  2. Step 2: Convert to fraction form
    6,415.26/9,623.49 = 2,518.75/x
  3. Step 3: Cross multiply
    6,415.26x = 9,623.49 × 2,518.75
  4. Step 4: Simplify right side
    6,415.26x = 24,239,165.44
  5. Step 5: Solve for x
    x = 24,239,165.44/6,415.26
  6. Step 6: Final answer
    x = 3,778.36

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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.