Home / 3,108.01-4,662.19-1,259.15

Finding the Fourth Proportional to 3,108.01, 4,662.19 and 1,259.15

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Solution

The fourth proportional to 3,108.01, 4,662.19 and 1,259.15 is: 1,888.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.01 : 4,662.19 = 1,259.15 : x
  2. Step 2: Convert to fraction form
    3,108.01/4,662.19 = 1,259.15/x
  3. Step 3: Cross multiply
    3,108.01x = 4,662.19 × 1,259.15
  4. Step 4: Simplify right side
    3,108.01x = 5,870,396.54
  5. Step 5: Solve for x
    x = 5,870,396.54/3,108.01
  6. Step 6: Final answer
    x = 1,888.80

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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.