Home / 2,663.22-3,675.33-1,668.18

Finding the Fourth Proportional to 2,663.22, 3,675.33 and 1,668.18

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Solution

The fourth proportional to 2,663.22, 3,675.33 and 1,668.18 is: 2,302.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,663.22 : 3,675.33 = 1,668.18 : x
  2. Step 2: Convert to fraction form
    2,663.22/3,675.33 = 1,668.18/x
  3. Step 3: Cross multiply
    2,663.22x = 3,675.33 × 1,668.18
  4. Step 4: Simplify right side
    2,663.22x = 6,131,112.00
  5. Step 5: Solve for x
    x = 6,131,112.00/2,663.22
  6. Step 6: Final answer
    x = 2,302.14

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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.