Home / 4,019.18-6,027.54-1,421.50

Finding the Fourth Proportional to 4,019.18, 6,027.54 and 1,421.50

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Solution

The fourth proportional to 4,019.18, 6,027.54 and 1,421.50 is: 2,131.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,019.18 : 6,027.54 = 1,421.50 : x
  2. Step 2: Convert to fraction form
    4,019.18/6,027.54 = 1,421.50/x
  3. Step 3: Cross multiply
    4,019.18x = 6,027.54 × 1,421.50
  4. Step 4: Simplify right side
    4,019.18x = 8,568,148.11
  5. Step 5: Solve for x
    x = 8,568,148.11/4,019.18
  6. Step 6: Final answer
    x = 2,131.81

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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.