Home / 2,318.32-3,475.84-1,163.44

Finding the Fourth Proportional to 2,318.32, 3,475.84 and 1,163.44

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Solution

The fourth proportional to 2,318.32, 3,475.84 and 1,163.44 is: 1,744.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318.32 : 3,475.84 = 1,163.44 : x
  2. Step 2: Convert to fraction form
    2,318.32/3,475.84 = 1,163.44/x
  3. Step 3: Cross multiply
    2,318.32x = 3,475.84 × 1,163.44
  4. Step 4: Simplify right side
    2,318.32x = 4,043,931.29
  5. Step 5: Solve for x
    x = 4,043,931.29/2,318.32
  6. Step 6: Final answer
    x = 1,744.34

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1.5x scale

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.