Home / 4,069.25-6,103.86-1,147.55

Finding the Fourth Proportional to 4,069.25, 6,103.86 and 1,147.55

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Solution

The fourth proportional to 4,069.25, 6,103.86 and 1,147.55 is: 1,721.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.25 : 6,103.86 = 1,147.55 : x
  2. Step 2: Convert to fraction form
    4,069.25/6,103.86 = 1,147.55/x
  3. Step 3: Cross multiply
    4,069.25x = 6,103.86 × 1,147.55
  4. Step 4: Simplify right side
    4,069.25x = 7,004,454.02
  5. Step 5: Solve for x
    x = 7,004,454.02/4,069.25
  6. Step 6: Final answer
    x = 1,721.32

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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.