Home / 11,223.60-16,835.40-3,825.60

Finding the Fourth Proportional to 11,223.60, 16,835.40 and 3,825.60

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Solution

The fourth proportional to 11,223.60, 16,835.40 and 3,825.60 is: 5,738.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,223.60 : 16,835.40 = 3,825.60 : x
  2. Step 2: Convert to fraction form
    11,223.60/16,835.40 = 3,825.60/x
  3. Step 3: Cross multiply
    11,223.60x = 16,835.40 × 3,825.60
  4. Step 4: Simplify right side
    11,223.60x = 64,405,506.24
  5. Step 5: Solve for x
    x = 64,405,506.24/11,223.60
  6. Step 6: Final answer
    x = 5,738.40

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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.