Home / 3,681.36-5,523.48-1,374.48

Finding the Fourth Proportional to 3,681.36, 5,523.48 and 1,374.48

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Solution

The fourth proportional to 3,681.36, 5,523.48 and 1,374.48 is: 2,062.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,681.36 : 5,523.48 = 1,374.48 : x
  2. Step 2: Convert to fraction form
    3,681.36/5,523.48 = 1,374.48/x
  3. Step 3: Cross multiply
    3,681.36x = 5,523.48 × 1,374.48
  4. Step 4: Simplify right side
    3,681.36x = 7,591,912.79
  5. Step 5: Solve for x
    x = 7,591,912.79/3,681.36
  6. Step 6: Final answer
    x = 2,062.26

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1.5x scale

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.