Home / 4,014.40-6,021.46-1,821.50

Finding the Fourth Proportional to 4,014.40, 6,021.46 and 1,821.50

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Solution

The fourth proportional to 4,014.40, 6,021.46 and 1,821.50 is: 2,732.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,014.40 : 6,021.46 = 1,821.50 : x
  2. Step 2: Convert to fraction form
    4,014.40/6,021.46 = 1,821.50/x
  3. Step 3: Cross multiply
    4,014.40x = 6,021.46 × 1,821.50
  4. Step 4: Simplify right side
    4,014.40x = 10,968,089.39
  5. Step 5: Solve for x
    x = 10,968,089.39/4,014.40
  6. Step 6: Final answer
    x = 2,732.19

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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.