Home / 4,947.07-6,826.68-2,708.50

Finding the Fourth Proportional to 4,947.07, 6,826.68 and 2,708.50

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Solution

The fourth proportional to 4,947.07, 6,826.68 and 2,708.50 is: 3,737.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.07 : 6,826.68 = 2,708.50 : x
  2. Step 2: Convert to fraction form
    4,947.07/6,826.68 = 2,708.50/x
  3. Step 3: Cross multiply
    4,947.07x = 6,826.68 × 2,708.50
  4. Step 4: Simplify right side
    4,947.07x = 18,490,062.78
  5. Step 5: Solve for x
    x = 18,490,062.78/4,947.07
  6. Step 6: Final answer
    x = 3,737.58

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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.