Home / 11,763.60-16,233.90-6,458.30

Finding the Fourth Proportional to 11,763.60, 16,233.90 and 6,458.30

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Solution

The fourth proportional to 11,763.60, 16,233.90 and 6,458.30 is: 8,912.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.60 : 16,233.90 = 6,458.30 : x
  2. Step 2: Convert to fraction form
    11,763.60/16,233.90 = 6,458.30/x
  3. Step 3: Cross multiply
    11,763.60x = 16,233.90 × 6,458.30
  4. Step 4: Simplify right side
    11,763.60x = 104,843,396.37
  5. Step 5: Solve for x
    x = 104,843,396.37/11,763.60
  6. Step 6: Final answer
    x = 8,912.53

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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.