Home / 3,973.51-5,483.19-2,205.11

Finding the Fourth Proportional to 3,973.51, 5,483.19 and 2,205.11

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Solution

The fourth proportional to 3,973.51, 5,483.19 and 2,205.11 is: 3,042.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,973.51 : 5,483.19 = 2,205.11 : x
  2. Step 2: Convert to fraction form
    3,973.51/5,483.19 = 2,205.11/x
  3. Step 3: Cross multiply
    3,973.51x = 5,483.19 × 2,205.11
  4. Step 4: Simplify right side
    3,973.51x = 12,091,037.10
  5. Step 5: Solve for x
    x = 12,091,037.10/3,973.51
  6. Step 6: Final answer
    x = 3,042.91

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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.