Home / 2,698.07-3,722.89-1,703.88

Finding the Fourth Proportional to 2,698.07, 3,722.89 and 1,703.88

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Solution

The fourth proportional to 2,698.07, 3,722.89 and 1,703.88 is: 2,351.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,698.07 : 3,722.89 = 1,703.88 : x
  2. Step 2: Convert to fraction form
    2,698.07/3,722.89 = 1,703.88/x
  3. Step 3: Cross multiply
    2,698.07x = 3,722.89 × 1,703.88
  4. Step 4: Simplify right side
    2,698.07x = 6,343,357.81
  5. Step 5: Solve for x
    x = 6,343,357.81/2,698.07
  6. Step 6: Final answer
    x = 2,351.07

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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.