Home / 8,612.21-11,884.62-4,835.33

Finding the Fourth Proportional to 8,612.21, 11,884.62 and 4,835.33

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Solution

The fourth proportional to 8,612.21, 11,884.62 and 4,835.33 is: 6,672.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,612.21 : 11,884.62 = 4,835.33 : x
  2. Step 2: Convert to fraction form
    8,612.21/11,884.62 = 4,835.33/x
  3. Step 3: Cross multiply
    8,612.21x = 11,884.62 × 4,835.33
  4. Step 4: Simplify right side
    8,612.21x = 57,466,000.20
  5. Step 5: Solve for x
    x = 57,466,000.20/8,612.21
  6. Step 6: Final answer
    x = 6,672.62

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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.