Home / 4,639.75-6,959.49-1,717.99

Finding the Fourth Proportional to 4,639.75, 6,959.49 and 1,717.99

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Solution

The fourth proportional to 4,639.75, 6,959.49 and 1,717.99 is: 2,576.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,639.75 : 6,959.49 = 1,717.99 : x
  2. Step 2: Convert to fraction form
    4,639.75/6,959.49 = 1,717.99/x
  3. Step 3: Cross multiply
    4,639.75x = 6,959.49 × 1,717.99
  4. Step 4: Simplify right side
    4,639.75x = 11,956,334.23
  5. Step 5: Solve for x
    x = 11,956,334.23/4,639.75
  6. Step 6: Final answer
    x = 2,576.94

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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.