Home / 5,257.44-7,886.52-1,797.12

Finding the Fourth Proportional to 5,257.44, 7,886.52 and 1,797.12

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Solution

The fourth proportional to 5,257.44, 7,886.52 and 1,797.12 is: 2,695.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,257.44 : 7,886.52 = 1,797.12 : x
  2. Step 2: Convert to fraction form
    5,257.44/7,886.52 = 1,797.12/x
  3. Step 3: Cross multiply
    5,257.44x = 7,886.52 × 1,797.12
  4. Step 4: Simplify right side
    5,257.44x = 14,173,022.82
  5. Step 5: Solve for x
    x = 14,173,022.82/5,257.44
  6. Step 6: Final answer
    x = 2,695.80

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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.