Home / 3,867.63-5,801.39-1,235.12

Finding the Fourth Proportional to 3,867.63, 5,801.39 and 1,235.12

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Solution

The fourth proportional to 3,867.63, 5,801.39 and 1,235.12 is: 1,852.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867.63 : 5,801.39 = 1,235.12 : x
  2. Step 2: Convert to fraction form
    3,867.63/5,801.39 = 1,235.12/x
  3. Step 3: Cross multiply
    3,867.63x = 5,801.39 × 1,235.12
  4. Step 4: Simplify right side
    3,867.63x = 7,165,399.39
  5. Step 5: Solve for x
    x = 7,165,399.39/3,867.63
  6. Step 6: Final answer
    x = 1,852.66

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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.