Home / 4,005.95-6,009.87-1,814.09

Finding the Fourth Proportional to 4,005.95, 6,009.87 and 1,814.09

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Solution

The fourth proportional to 4,005.95, 6,009.87 and 1,814.09 is: 2,721.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,005.95 : 6,009.87 = 1,814.09 : x
  2. Step 2: Convert to fraction form
    4,005.95/6,009.87 = 1,814.09/x
  3. Step 3: Cross multiply
    4,005.95x = 6,009.87 × 1,814.09
  4. Step 4: Simplify right side
    4,005.95x = 10,902,415.02
  5. Step 5: Solve for x
    x = 10,902,415.02/4,005.95
  6. Step 6: Final answer
    x = 2,721.56

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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.