Home / 1,636.54-2,256.75-1,456.53

Finding the Fourth Proportional to 1,636.54, 2,256.75 and 1,456.53

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Solution

The fourth proportional to 1,636.54, 2,256.75 and 1,456.53 is: 2,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,636.54 : 2,256.75 = 1,456.53 : x
  2. Step 2: Convert to fraction form
    1,636.54/2,256.75 = 1,456.53/x
  3. Step 3: Cross multiply
    1,636.54x = 2,256.75 × 1,456.53
  4. Step 4: Simplify right side
    1,636.54x = 3,287,026.26
  5. Step 5: Solve for x
    x = 3,287,026.26/1,636.54
  6. Step 6: Final answer
    x = 2,008.52

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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.