Home / 5,612.10-8,418.96-1,716.81

Finding the Fourth Proportional to 5,612.10, 8,418.96 and 1,716.81

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Solution

The fourth proportional to 5,612.10, 8,418.96 and 1,716.81 is: 2,575.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,612.10 : 8,418.96 = 1,716.81 : x
  2. Step 2: Convert to fraction form
    5,612.10/8,418.96 = 1,716.81/x
  3. Step 3: Cross multiply
    5,612.10x = 8,418.96 × 1,716.81
  4. Step 4: Simplify right side
    5,612.10x = 14,453,754.72
  5. Step 5: Solve for x
    x = 14,453,754.72/5,612.10
  6. Step 6: Final answer
    x = 2,575.46

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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.