Home / 11,763.55-16,233.21-6,458.49

Finding the Fourth Proportional to 11,763.55, 16,233.21 and 6,458.49

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Solution

The fourth proportional to 11,763.55, 16,233.21 and 6,458.49 is: 8,912.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,763.55 : 16,233.21 = 6,458.49 : x
  2. Step 2: Convert to fraction form
    11,763.55/16,233.21 = 6,458.49/x
  3. Step 3: Cross multiply
    11,763.55x = 16,233.21 × 6,458.49
  4. Step 4: Simplify right side
    11,763.55x = 104,842,024.45
  5. Step 5: Solve for x
    x = 104,842,024.45/11,763.55
  6. Step 6: Final answer
    x = 8,912.45

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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.