Home / 2,546.69-3,820.61-1,159.65

Finding the Fourth Proportional to 2,546.69, 3,820.61 and 1,159.65

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Solution

The fourth proportional to 2,546.69, 3,820.61 and 1,159.65 is: 1,739.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,546.69 : 3,820.61 = 1,159.65 : x
  2. Step 2: Convert to fraction form
    2,546.69/3,820.61 = 1,159.65/x
  3. Step 3: Cross multiply
    2,546.69x = 3,820.61 × 1,159.65
  4. Step 4: Simplify right side
    2,546.69x = 4,430,583.26
  5. Step 5: Solve for x
    x = 4,430,583.26/2,546.69
  6. Step 6: Final answer
    x = 1,739.74

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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.