Home / 2,806.76-4,210.26-1,346.36

Finding the Fourth Proportional to 2,806.76, 4,210.26 and 1,346.36

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Solution

The fourth proportional to 2,806.76, 4,210.26 and 1,346.36 is: 2,019.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,806.76 : 4,210.26 = 1,346.36 : x
  2. Step 2: Convert to fraction form
    2,806.76/4,210.26 = 1,346.36/x
  3. Step 3: Cross multiply
    2,806.76x = 4,210.26 × 1,346.36
  4. Step 4: Simplify right side
    2,806.76x = 5,668,525.65
  5. Step 5: Solve for x
    x = 5,668,525.65/2,806.76
  6. Step 6: Final answer
    x = 2,019.60

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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.