Home / 3,973.68-5,483.44-2,205.18

Finding the Fourth Proportional to 3,973.68, 5,483.44 and 2,205.18

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Solution

The fourth proportional to 3,973.68, 5,483.44 and 2,205.18 is: 3,043.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.68 : 5,483.44 = 2,205.18 : x
  2. Step 2: Convert to fraction form
    3,973.68/5,483.44 = 2,205.18/x
  3. Step 3: Cross multiply
    3,973.68x = 5,483.44 × 2,205.18
  4. Step 4: Simplify right side
    3,973.68x = 12,091,972.22
  5. Step 5: Solve for x
    x = 12,091,972.22/3,973.68
  6. Step 6: Final answer
    x = 3,043.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.