Home / 11,121.21-16,662.60-5,848.38

Finding the Fourth Proportional to 11,121.21, 16,662.60 and 5,848.38

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Solution

The fourth proportional to 11,121.21, 16,662.60 and 5,848.38 is: 8,762.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,121.21 : 16,662.60 = 5,848.38 : x
  2. Step 2: Convert to fraction form
    11,121.21/16,662.60 = 5,848.38/x
  3. Step 3: Cross multiply
    11,121.21x = 16,662.60 × 5,848.38
  4. Step 4: Simplify right side
    11,121.21x = 97,449,216.59
  5. Step 5: Solve for x
    x = 97,449,216.59/11,121.21
  6. Step 6: Final answer
    x = 8,762.47

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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.