Home / 4,826.80-6,661.02-2,730.88

Finding the Fourth Proportional to 4,826.80, 6,661.02 and 2,730.88

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Solution

The fourth proportional to 4,826.80, 6,661.02 and 2,730.88 is: 3,768.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.80 : 6,661.02 = 2,730.88 : x
  2. Step 2: Convert to fraction form
    4,826.80/6,661.02 = 2,730.88/x
  3. Step 3: Cross multiply
    4,826.80x = 6,661.02 × 2,730.88
  4. Step 4: Simplify right side
    4,826.80x = 18,190,446.30
  5. Step 5: Solve for x
    x = 18,190,446.30/4,826.80
  6. Step 6: Final answer
    x = 3,768.63

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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.