Home / 2,913.32-4,361.61-2,708.29

Finding the Fourth Proportional to 2,913.32, 4,361.61 and 2,708.29

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Solution

The fourth proportional to 2,913.32, 4,361.61 and 2,708.29 is: 4,054.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,913.32 : 4,361.61 = 2,708.29 : x
  2. Step 2: Convert to fraction form
    2,913.32/4,361.61 = 2,708.29/x
  3. Step 3: Cross multiply
    2,913.32x = 4,361.61 × 2,708.29
  4. Step 4: Simplify right side
    2,913.32x = 11,812,504.75
  5. Step 5: Solve for x
    x = 11,812,504.75/2,913.32
  6. Step 6: Final answer
    x = 4,054.65

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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.