Home / 3,740.23-5,161.60-2,061.71

Finding the Fourth Proportional to 3,740.23, 5,161.60 and 2,061.71

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Solution

The fourth proportional to 3,740.23, 5,161.60 and 2,061.71 is: 2,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.23 : 5,161.60 = 2,061.71 : x
  2. Step 2: Convert to fraction form
    3,740.23/5,161.60 = 2,061.71/x
  3. Step 3: Cross multiply
    3,740.23x = 5,161.60 × 2,061.71
  4. Step 4: Simplify right side
    3,740.23x = 10,641,722.34
  5. Step 5: Solve for x
    x = 10,641,722.34/3,740.23
  6. Step 6: Final answer
    x = 2,845.21

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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.