Home / 6,005.03-8,291.04-3,912.80

Finding the Fourth Proportional to 6,005.03, 8,291.04 and 3,912.80

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Solution

The fourth proportional to 6,005.03, 8,291.04 and 3,912.80 is: 5,402.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,005.03 : 8,291.04 = 3,912.80 : x
  2. Step 2: Convert to fraction form
    6,005.03/8,291.04 = 3,912.80/x
  3. Step 3: Cross multiply
    6,005.03x = 8,291.04 × 3,912.80
  4. Step 4: Simplify right side
    6,005.03x = 32,441,181.31
  5. Step 5: Solve for x
    x = 32,441,181.31/6,005.03
  6. Step 6: Final answer
    x = 5,402.33

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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.