Home / 2,712.36-3,743.06-1,470.36

Finding the Fourth Proportional to 2,712.36, 3,743.06 and 1,470.36

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Solution

The fourth proportional to 2,712.36, 3,743.06 and 1,470.36 is: 2,029.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.36 : 3,743.06 = 1,470.36 : x
  2. Step 2: Convert to fraction form
    2,712.36/3,743.06 = 1,470.36/x
  3. Step 3: Cross multiply
    2,712.36x = 3,743.06 × 1,470.36
  4. Step 4: Simplify right side
    2,712.36x = 5,503,645.70
  5. Step 5: Solve for x
    x = 5,503,645.70/2,712.36
  6. Step 6: Final answer
    x = 2,029.10

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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.