Home / 2,470.20-3,705.66-1,608.36

Finding the Fourth Proportional to 2,470.20, 3,705.66 and 1,608.36

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Solution

The fourth proportional to 2,470.20, 3,705.66 and 1,608.36 is: 2,412.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.20 : 3,705.66 = 1,608.36 : x
  2. Step 2: Convert to fraction form
    2,470.20/3,705.66 = 1,608.36/x
  3. Step 3: Cross multiply
    2,470.20x = 3,705.66 × 1,608.36
  4. Step 4: Simplify right side
    2,470.20x = 5,960,035.32
  5. Step 5: Solve for x
    x = 5,960,035.32/2,470.20
  6. Step 6: Final answer
    x = 2,412.77

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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.