Home / 3,133.64-4,325.38-1,953.96

Finding the Fourth Proportional to 3,133.64, 4,325.38 and 1,953.96

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Solution

The fourth proportional to 3,133.64, 4,325.38 and 1,953.96 is: 2,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,133.64 : 4,325.38 = 1,953.96 : x
  2. Step 2: Convert to fraction form
    3,133.64/4,325.38 = 1,953.96/x
  3. Step 3: Cross multiply
    3,133.64x = 4,325.38 × 1,953.96
  4. Step 4: Simplify right side
    3,133.64x = 8,451,619.50
  5. Step 5: Solve for x
    x = 8,451,619.50/3,133.64
  6. Step 6: Final answer
    x = 2,697.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.