Home / 3,895.27-5,841.47-1,121.01

Finding the Fourth Proportional to 3,895.27, 5,841.47 and 1,121.01

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Solution

The fourth proportional to 3,895.27, 5,841.47 and 1,121.01 is: 1,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,895.27 : 5,841.47 = 1,121.01 : x
  2. Step 2: Convert to fraction form
    3,895.27/5,841.47 = 1,121.01/x
  3. Step 3: Cross multiply
    3,895.27x = 5,841.47 × 1,121.01
  4. Step 4: Simplify right side
    3,895.27x = 6,548,334.97
  5. Step 5: Solve for x
    x = 6,548,334.97/3,895.27
  6. Step 6: Final answer
    x = 1,681.10

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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.