Home / 3,973.60-5,483.52-2,205.22

Finding the Fourth Proportional to 3,973.60, 5,483.52 and 2,205.22

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Solution

The fourth proportional to 3,973.60, 5,483.52 and 2,205.22 is: 3,043.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.60 : 5,483.52 = 2,205.22 : x
  2. Step 2: Convert to fraction form
    3,973.60/5,483.52 = 2,205.22/x
  3. Step 3: Cross multiply
    3,973.60x = 5,483.52 × 2,205.22
  4. Step 4: Simplify right side
    3,973.60x = 12,092,367.97
  5. Step 5: Solve for x
    x = 12,092,367.97/3,973.60
  6. Step 6: Final answer
    x = 3,043.18

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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.