Home / 4,947.04-6,826.80-2,708.92

Finding the Fourth Proportional to 4,947.04, 6,826.80 and 2,708.92

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Solution

The fourth proportional to 4,947.04, 6,826.80 and 2,708.92 is: 3,738.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,947.04 : 6,826.80 = 2,708.92 : x
  2. Step 2: Convert to fraction form
    4,947.04/6,826.80 = 2,708.92/x
  3. Step 3: Cross multiply
    4,947.04x = 6,826.80 × 2,708.92
  4. Step 4: Simplify right side
    4,947.04x = 18,493,255.06
  5. Step 5: Solve for x
    x = 18,493,255.06/4,947.04
  6. Step 6: Final answer
    x = 3,738.25

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1.5x scale

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.