Home / 3,077.10-4,615.62-2,457.90

Finding the Fourth Proportional to 3,077.10, 4,615.62 and 2,457.90

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Solution

The fourth proportional to 3,077.10, 4,615.62 and 2,457.90 is: 3,686.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,077.10 : 4,615.62 = 2,457.90 : x
  2. Step 2: Convert to fraction form
    3,077.10/4,615.62 = 2,457.90/x
  3. Step 3: Cross multiply
    3,077.10x = 4,615.62 × 2,457.90
  4. Step 4: Simplify right side
    3,077.10x = 11,344,732.40
  5. Step 5: Solve for x
    x = 11,344,732.40/3,077.10
  6. Step 6: Final answer
    x = 3,686.83

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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.