Home / 3,108.90-4,665.03-2,416.98

Finding the Fourth Proportional to 3,108.90, 4,665.03 and 2,416.98

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Solution

The fourth proportional to 3,108.90, 4,665.03 and 2,416.98 is: 3,626.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.90 : 4,665.03 = 2,416.98 : x
  2. Step 2: Convert to fraction form
    3,108.90/4,665.03 = 2,416.98/x
  3. Step 3: Cross multiply
    3,108.90x = 4,665.03 × 2,416.98
  4. Step 4: Simplify right side
    3,108.90x = 11,275,284.21
  5. Step 5: Solve for x
    x = 11,275,284.21/3,108.90
  6. Step 6: Final answer
    x = 3,626.78

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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.