Home / 2,470.36-3,410.34-1,909.56

Finding the Fourth Proportional to 2,470.36, 3,410.34 and 1,909.56

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Solution

The fourth proportional to 2,470.36, 3,410.34 and 1,909.56 is: 2,636.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470.36 : 3,410.34 = 1,909.56 : x
  2. Step 2: Convert to fraction form
    2,470.36/3,410.34 = 1,909.56/x
  3. Step 3: Cross multiply
    2,470.36x = 3,410.34 × 1,909.56
  4. Step 4: Simplify right side
    2,470.36x = 6,512,239.30
  5. Step 5: Solve for x
    x = 6,512,239.30/2,470.36
  6. Step 6: Final answer
    x = 2,636.15

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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.