Home / 8,243.10-12,336.30-4,958.55

Finding the Fourth Proportional to 8,243.10, 12,336.30 and 4,958.55

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Solution

The fourth proportional to 8,243.10, 12,336.30 and 4,958.55 is: 7,420.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,243.10 : 12,336.30 = 4,958.55 : x
  2. Step 2: Convert to fraction form
    8,243.10/12,336.30 = 4,958.55/x
  3. Step 3: Cross multiply
    8,243.10x = 12,336.30 × 4,958.55
  4. Step 4: Simplify right side
    8,243.10x = 61,170,160.37
  5. Step 5: Solve for x
    x = 61,170,160.37/8,243.10
  6. Step 6: Final answer
    x = 7,420.77

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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.