Home / 4,069.75-5,616.26-2,206.75

Finding the Fourth Proportional to 4,069.75, 5,616.26 and 2,206.75

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Solution

The fourth proportional to 4,069.75, 5,616.26 and 2,206.75 is: 3,045.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,069.75 : 5,616.26 = 2,206.75 : x
  2. Step 2: Convert to fraction form
    4,069.75/5,616.26 = 2,206.75/x
  3. Step 3: Cross multiply
    4,069.75x = 5,616.26 × 2,206.75
  4. Step 4: Simplify right side
    4,069.75x = 12,393,681.76
  5. Step 5: Solve for x
    x = 12,393,681.76/4,069.75
  6. Step 6: Final answer
    x = 3,045.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.