Home / 6,801.72-9,386.21-3,817.48

Finding the Fourth Proportional to 6,801.72, 9,386.21 and 3,817.48

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Solution

The fourth proportional to 6,801.72, 9,386.21 and 3,817.48 is: 5,268.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,801.72 : 9,386.21 = 3,817.48 : x
  2. Step 2: Convert to fraction form
    6,801.72/9,386.21 = 3,817.48/x
  3. Step 3: Cross multiply
    6,801.72x = 9,386.21 × 3,817.48
  4. Step 4: Simplify right side
    6,801.72x = 35,831,622.02
  5. Step 5: Solve for x
    x = 35,831,622.02/6,801.72
  6. Step 6: Final answer
    x = 5,268.03

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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.