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Finding the Fourth Proportional to 6,014.40, 8,999.42 and 3,643.85

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Solution

The fourth proportional to 6,014.40, 8,999.42 and 3,643.85 is: 5,452.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,014.40 : 8,999.42 = 3,643.85 : x
  2. Step 2: Convert to fraction form
    6,014.40/8,999.42 = 3,643.85/x
  3. Step 3: Cross multiply
    6,014.40x = 8,999.42 × 3,643.85
  4. Step 4: Simplify right side
    6,014.40x = 32,792,473.35
  5. Step 5: Solve for x
    x = 32,792,473.35/6,014.40
  6. Step 6: Final answer
    x = 5,452.33

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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.