Home / 2,835.14-4,252.23-1,275.21

Finding the Fourth Proportional to 2,835.14, 4,252.23 and 1,275.21

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Solution

The fourth proportional to 2,835.14, 4,252.23 and 1,275.21 is: 1,912.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,835.14 : 4,252.23 = 1,275.21 : x
  2. Step 2: Convert to fraction form
    2,835.14/4,252.23 = 1,275.21/x
  3. Step 3: Cross multiply
    2,835.14x = 4,252.23 × 1,275.21
  4. Step 4: Simplify right side
    2,835.14x = 5,422,486.22
  5. Step 5: Solve for x
    x = 5,422,486.22/2,835.14
  6. Step 6: Final answer
    x = 1,912.60

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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.