Home / 2,636.46-3,638.00-1,457.33

Finding the Fourth Proportional to 2,636.46, 3,638.00 and 1,457.33

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Solution

The fourth proportional to 2,636.46, 3,638.00 and 1,457.33 is: 2,010.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,636.46 : 3,638.00 = 1,457.33 : x
  2. Step 2: Convert to fraction form
    2,636.46/3,638.00 = 1,457.33/x
  3. Step 3: Cross multiply
    2,636.46x = 3,638.00 × 1,457.33
  4. Step 4: Simplify right side
    2,636.46x = 5,301,751.99
  5. Step 5: Solve for x
    x = 5,301,751.99/2,636.46
  6. Step 6: Final answer
    x = 2,010.94

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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.