Home / 2,071.20-3,103.02-1,725.06

Finding the Fourth Proportional to 2,071.20, 3,103.02 and 1,725.06

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Solution

The fourth proportional to 2,071.20, 3,103.02 and 1,725.06 is: 2,584.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,071.20 : 3,103.02 = 1,725.06 : x
  2. Step 2: Convert to fraction form
    2,071.20/3,103.02 = 1,725.06/x
  3. Step 3: Cross multiply
    2,071.20x = 3,103.02 × 1,725.06
  4. Step 4: Simplify right side
    2,071.20x = 5,352,895.68
  5. Step 5: Solve for x
    x = 5,352,895.68/2,071.20
  6. Step 6: Final answer
    x = 2,584.44

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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.