Home / 2,470.51-3,409.31-1,351.46

Finding the Fourth Proportional to 2,470.51, 3,409.31 and 1,351.46

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Solution

The fourth proportional to 2,470.51, 3,409.31 and 1,351.46 is: 1,865.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.51 : 3,409.31 = 1,351.46 : x
  2. Step 2: Convert to fraction form
    2,470.51/3,409.31 = 1,351.46/x
  3. Step 3: Cross multiply
    2,470.51x = 3,409.31 × 1,351.46
  4. Step 4: Simplify right side
    2,470.51x = 4,607,546.09
  5. Step 5: Solve for x
    x = 4,607,546.09/2,470.51
  6. Step 6: Final answer
    x = 1,865.02

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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.