Home / 8,235.89-12,344.97-3,558.10

Finding the Fourth Proportional to 8,235.89, 12,344.97 and 3,558.10

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Solution

The fourth proportional to 8,235.89, 12,344.97 and 3,558.10 is: 5,333.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,235.89 : 12,344.97 = 3,558.10 : x
  2. Step 2: Convert to fraction form
    8,235.89/12,344.97 = 3,558.10/x
  3. Step 3: Cross multiply
    8,235.89x = 12,344.97 × 3,558.10
  4. Step 4: Simplify right side
    8,235.89x = 43,924,637.76
  5. Step 5: Solve for x
    x = 43,924,637.76/8,235.89
  6. Step 6: Final answer
    x = 5,333.32

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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.