Home / 11,047.48-16,569.06-4,120.60

Finding the Fourth Proportional to 11,047.48, 16,569.06 and 4,120.60

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Solution

The fourth proportional to 11,047.48, 16,569.06 and 4,120.60 is: 6,180.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,047.48 : 16,569.06 = 4,120.60 : x
  2. Step 2: Convert to fraction form
    11,047.48/16,569.06 = 4,120.60/x
  3. Step 3: Cross multiply
    11,047.48x = 16,569.06 × 4,120.60
  4. Step 4: Simplify right side
    11,047.48x = 68,274,468.64
  5. Step 5: Solve for x
    x = 68,274,468.64/11,047.48
  6. Step 6: Final answer
    x = 6,180.09

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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.