Home / 2,746.14-4,119.87-1,284.60

Finding the Fourth Proportional to 2,746.14, 4,119.87 and 1,284.60

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Solution

The fourth proportional to 2,746.14, 4,119.87 and 1,284.60 is: 1,927.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746.14 : 4,119.87 = 1,284.60 : x
  2. Step 2: Convert to fraction form
    2,746.14/4,119.87 = 1,284.60/x
  3. Step 3: Cross multiply
    2,746.14x = 4,119.87 × 1,284.60
  4. Step 4: Simplify right side
    2,746.14x = 5,292,385.00
  5. Step 5: Solve for x
    x = 5,292,385.00/2,746.14
  6. Step 6: Final answer
    x = 1,927.21

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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.