Home / 1,723.36-2,585.84-1,479.36

Finding the Fourth Proportional to 1,723.36, 2,585.84 and 1,479.36

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Solution

The fourth proportional to 1,723.36, 2,585.84 and 1,479.36 is: 2,219.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723.36 : 2,585.84 = 1,479.36 : x
  2. Step 2: Convert to fraction form
    1,723.36/2,585.84 = 1,479.36/x
  3. Step 3: Cross multiply
    1,723.36x = 2,585.84 × 1,479.36
  4. Step 4: Simplify right side
    1,723.36x = 3,825,388.26
  5. Step 5: Solve for x
    x = 3,825,388.26/1,723.36
  6. Step 6: Final answer
    x = 2,219.73

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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.