Home / 4,000.11-5,999.47-1,808.33

Finding the Fourth Proportional to 4,000.11, 5,999.47 and 1,808.33

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Solution

The fourth proportional to 4,000.11, 5,999.47 and 1,808.33 is: 2,712.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,000.11 : 5,999.47 = 1,808.33 : x
  2. Step 2: Convert to fraction form
    4,000.11/5,999.47 = 1,808.33/x
  3. Step 3: Cross multiply
    4,000.11x = 5,999.47 × 1,808.33
  4. Step 4: Simplify right side
    4,000.11x = 10,848,987.07
  5. Step 5: Solve for x
    x = 10,848,987.07/4,000.11
  6. Step 6: Final answer
    x = 2,712.17

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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.