Home / 2,412.87-3,619.83-1,373.36

Finding the Fourth Proportional to 2,412.87, 3,619.83 and 1,373.36

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Solution

The fourth proportional to 2,412.87, 3,619.83 and 1,373.36 is: 2,060.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,412.87 : 3,619.83 = 1,373.36 : x
  2. Step 2: Convert to fraction form
    2,412.87/3,619.83 = 1,373.36/x
  3. Step 3: Cross multiply
    2,412.87x = 3,619.83 × 1,373.36
  4. Step 4: Simplify right side
    2,412.87x = 4,971,323.10
  5. Step 5: Solve for x
    x = 4,971,323.10/2,412.87
  6. Step 6: Final answer
    x = 2,060.34

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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.