Home / 6,105.60-9,160.20-1,946.19

Finding the Fourth Proportional to 6,105.60, 9,160.20 and 1,946.19

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Solution

The fourth proportional to 6,105.60, 9,160.20 and 1,946.19 is: 2,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,105.60 : 9,160.20 = 1,946.19 : x
  2. Step 2: Convert to fraction form
    6,105.60/9,160.20 = 1,946.19/x
  3. Step 3: Cross multiply
    6,105.60x = 9,160.20 × 1,946.19
  4. Step 4: Simplify right side
    6,105.60x = 17,827,489.64
  5. Step 5: Solve for x
    x = 17,827,489.64/6,105.60
  6. Step 6: Final answer
    x = 2,919.86

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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.