Home / 11,763.12-16,232.20-6,458.23

Finding the Fourth Proportional to 11,763.12, 16,232.20 and 6,458.23

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Solution

The fourth proportional to 11,763.12, 16,232.20 and 6,458.23 is: 8,911.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.12 : 16,232.20 = 6,458.23 : x
  2. Step 2: Convert to fraction form
    11,763.12/16,232.20 = 6,458.23/x
  3. Step 3: Cross multiply
    11,763.12x = 16,232.20 × 6,458.23
  4. Step 4: Simplify right side
    11,763.12x = 104,831,285.15
  5. Step 5: Solve for x
    x = 104,831,285.15/11,763.12
  6. Step 6: Final answer
    x = 8,911.86

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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.