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Finding the Fourth Proportional to 6,241.60, 9,370.60 and 4,393.60

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Solution

The fourth proportional to 6,241.60, 9,370.60 and 4,393.60 is: 6,596.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,241.60 : 9,370.60 = 4,393.60 : x
  2. Step 2: Convert to fraction form
    6,241.60/9,370.60 = 4,393.60/x
  3. Step 3: Cross multiply
    6,241.60x = 9,370.60 × 4,393.60
  4. Step 4: Simplify right side
    6,241.60x = 41,170,668.16
  5. Step 5: Solve for x
    x = 41,170,668.16/6,241.60
  6. Step 6: Final answer
    x = 6,596.17

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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.