Home / 2,635.26-3,636.68-1,456.34

Finding the Fourth Proportional to 2,635.26, 3,636.68 and 1,456.34

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Solution

The fourth proportional to 2,635.26, 3,636.68 and 1,456.34 is: 2,009.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,635.26 : 3,636.68 = 1,456.34 : x
  2. Step 2: Convert to fraction form
    2,635.26/3,636.68 = 1,456.34/x
  3. Step 3: Cross multiply
    2,635.26x = 3,636.68 × 1,456.34
  4. Step 4: Simplify right side
    2,635.26x = 5,296,242.55
  5. Step 5: Solve for x
    x = 5,296,242.55/2,635.26
  6. Step 6: Final answer
    x = 2,009.76

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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.