Home / 2,635.22-3,636.75-1,456.26

Finding the Fourth Proportional to 2,635.22, 3,636.75 and 1,456.26

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Solution

The fourth proportional to 2,635.22, 3,636.75 and 1,456.26 is: 2,009.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.22 : 3,636.75 = 1,456.26 : x
  2. Step 2: Convert to fraction form
    2,635.22/3,636.75 = 1,456.26/x
  3. Step 3: Cross multiply
    2,635.22x = 3,636.75 × 1,456.26
  4. Step 4: Simplify right side
    2,635.22x = 5,296,053.56
  5. Step 5: Solve for x
    x = 5,296,053.56/2,635.22
  6. Step 6: Final answer
    x = 2,009.72

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1.5x scale

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.