Home / 4,826.54-7,239.72-1,904.88

Finding the Fourth Proportional to 4,826.54, 7,239.72 and 1,904.88

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Solution

The fourth proportional to 4,826.54, 7,239.72 and 1,904.88 is: 2,857.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,826.54 : 7,239.72 = 1,904.88 : x
  2. Step 2: Convert to fraction form
    4,826.54/7,239.72 = 1,904.88/x
  3. Step 3: Cross multiply
    4,826.54x = 7,239.72 × 1,904.88
  4. Step 4: Simplify right side
    4,826.54x = 13,790,797.83
  5. Step 5: Solve for x
    x = 13,790,797.83/4,826.54
  6. Step 6: Final answer
    x = 2,857.28

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1.5x scale

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.