Home / 3,105.09-4,659.93-2,285.55

Finding the Fourth Proportional to 3,105.09, 4,659.93 and 2,285.55

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Solution

The fourth proportional to 3,105.09, 4,659.93 and 2,285.55 is: 3,430.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,105.09 : 4,659.93 = 2,285.55 : x
  2. Step 2: Convert to fraction form
    3,105.09/4,659.93 = 2,285.55/x
  3. Step 3: Cross multiply
    3,105.09x = 4,659.93 × 2,285.55
  4. Step 4: Simplify right side
    3,105.09x = 10,650,503.01
  5. Step 5: Solve for x
    x = 10,650,503.01/3,105.09
  6. Step 6: Final answer
    x = 3,430.01

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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.