Home / 4,001.81-5,999.80-1,892.69

Finding the Fourth Proportional to 4,001.81, 5,999.80 and 1,892.69

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Solution

The fourth proportional to 4,001.81, 5,999.80 and 1,892.69 is: 2,837.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,001.81 : 5,999.80 = 1,892.69 : x
  2. Step 2: Convert to fraction form
    4,001.81/5,999.80 = 1,892.69/x
  3. Step 3: Cross multiply
    4,001.81x = 5,999.80 × 1,892.69
  4. Step 4: Simplify right side
    4,001.81x = 11,355,722.00
  5. Step 5: Solve for x
    x = 11,355,722.00/4,001.81
  6. Step 6: Final answer
    x = 2,837.65

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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.