Home / 3,740.51-5,161.88-2,061.92

Finding the Fourth Proportional to 3,740.51, 5,161.88 and 2,061.92

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Solution

The fourth proportional to 3,740.51, 5,161.88 and 2,061.92 is: 2,845.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,740.51 : 5,161.88 = 2,061.92 : x
  2. Step 2: Convert to fraction form
    3,740.51/5,161.88 = 2,061.92/x
  3. Step 3: Cross multiply
    3,740.51x = 5,161.88 × 2,061.92
  4. Step 4: Simplify right side
    3,740.51x = 10,643,386.20
  5. Step 5: Solve for x
    x = 10,643,386.20/3,740.51
  6. Step 6: Final answer
    x = 2,845.44

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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.