Home / 3,769.07-5,195.33-2,971.10

Finding the Fourth Proportional to 3,769.07, 5,195.33 and 2,971.10

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Solution

The fourth proportional to 3,769.07, 5,195.33 and 2,971.10 is: 4,095.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,769.07 : 5,195.33 = 2,971.10 : x
  2. Step 2: Convert to fraction form
    3,769.07/5,195.33 = 2,971.10/x
  3. Step 3: Cross multiply
    3,769.07x = 5,195.33 × 2,971.10
  4. Step 4: Simplify right side
    3,769.07x = 15,435,844.96
  5. Step 5: Solve for x
    x = 15,435,844.96/3,769.07
  6. Step 6: Final answer
    x = 4,095.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.