Home / 4,483.55-6,728.81-3,106.54

Finding the Fourth Proportional to 4,483.55, 6,728.81 and 3,106.54

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Solution

The fourth proportional to 4,483.55, 6,728.81 and 3,106.54 is: 4,662.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.55 : 6,728.81 = 3,106.54 : x
  2. Step 2: Convert to fraction form
    4,483.55/6,728.81 = 3,106.54/x
  3. Step 3: Cross multiply
    4,483.55x = 6,728.81 × 3,106.54
  4. Step 4: Simplify right side
    4,483.55x = 20,903,301.88
  5. Step 5: Solve for x
    x = 20,903,301.88/4,483.55
  6. Step 6: Final answer
    x = 4,662.22

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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.