Home / 4,020.21-6,030.90-1,422.93

Finding the Fourth Proportional to 4,020.21, 6,030.90 and 1,422.93

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Solution

The fourth proportional to 4,020.21, 6,030.90 and 1,422.93 is: 2,134.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,020.21 : 6,030.90 = 1,422.93 : x
  2. Step 2: Convert to fraction form
    4,020.21/6,030.90 = 1,422.93/x
  3. Step 3: Cross multiply
    4,020.21x = 6,030.90 × 1,422.93
  4. Step 4: Simplify right side
    4,020.21x = 8,581,548.54
  5. Step 5: Solve for x
    x = 8,581,548.54/4,020.21
  6. Step 6: Final answer
    x = 2,134.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.