Home / 5,040.47-6,954.22-2,801.91

Finding the Fourth Proportional to 5,040.47, 6,954.22 and 2,801.91

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Solution

The fourth proportional to 5,040.47, 6,954.22 and 2,801.91 is: 3,865.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,040.47 : 6,954.22 = 2,801.91 : x
  2. Step 2: Convert to fraction form
    5,040.47/6,954.22 = 2,801.91/x
  3. Step 3: Cross multiply
    5,040.47x = 6,954.22 × 2,801.91
  4. Step 4: Simplify right side
    5,040.47x = 19,485,128.14
  5. Step 5: Solve for x
    x = 19,485,128.14/5,040.47
  6. Step 6: Final answer
    x = 3,865.73

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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.