Home / 4,483.68-6,722.74-2,144.40

Finding the Fourth Proportional to 4,483.68, 6,722.74 and 2,144.40

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Solution

The fourth proportional to 4,483.68, 6,722.74 and 2,144.40 is: 3,215.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,483.68 : 6,722.74 = 2,144.40 : x
  2. Step 2: Convert to fraction form
    4,483.68/6,722.74 = 2,144.40/x
  3. Step 3: Cross multiply
    4,483.68x = 6,722.74 × 2,144.40
  4. Step 4: Simplify right side
    4,483.68x = 14,416,243.66
  5. Step 5: Solve for x
    x = 14,416,243.66/4,483.68
  6. Step 6: Final answer
    x = 3,215.27

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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.