Home / 3,108.07-4,661.10-1,027.60

Finding the Fourth Proportional to 3,108.07, 4,661.10 and 1,027.60

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Solution

The fourth proportional to 3,108.07, 4,661.10 and 1,027.60 is: 1,541.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,108.07 : 4,661.10 = 1,027.60 : x
  2. Step 2: Convert to fraction form
    3,108.07/4,661.10 = 1,027.60/x
  3. Step 3: Cross multiply
    3,108.07x = 4,661.10 × 1,027.60
  4. Step 4: Simplify right side
    3,108.07x = 4,789,746.36
  5. Step 5: Solve for x
    x = 4,789,746.36/3,108.07
  6. Step 6: Final answer
    x = 1,541.07

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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.