Home / 1,762.26-2,643.39-1,031.33

Finding the Fourth Proportional to 1,762.26, 2,643.39 and 1,031.33

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Solution

The fourth proportional to 1,762.26, 2,643.39 and 1,031.33 is: 1,546.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,762.26 : 2,643.39 = 1,031.33 : x
  2. Step 2: Convert to fraction form
    1,762.26/2,643.39 = 1,031.33/x
  3. Step 3: Cross multiply
    1,762.26x = 2,643.39 × 1,031.33
  4. Step 4: Simplify right side
    1,762.26x = 2,726,194.19
  5. Step 5: Solve for x
    x = 2,726,194.19/1,762.26
  6. Step 6: Final answer
    x = 1,546.99

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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.