Home / 2,069.55-3,103.44-1,029.15

Finding the Fourth Proportional to 2,069.55, 3,103.44 and 1,029.15

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Solution

The fourth proportional to 2,069.55, 3,103.44 and 1,029.15 is: 1,543.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,069.55 : 3,103.44 = 1,029.15 : x
  2. Step 2: Convert to fraction form
    2,069.55/3,103.44 = 1,029.15/x
  3. Step 3: Cross multiply
    2,069.55x = 3,103.44 × 1,029.15
  4. Step 4: Simplify right side
    2,069.55x = 3,193,905.28
  5. Step 5: Solve for x
    x = 3,193,905.28/2,069.55
  6. Step 6: Final answer
    x = 1,543.28

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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.