Home / 2,668.08-3,681.84-1,883.19

Finding the Fourth Proportional to 2,668.08, 3,681.84 and 1,883.19

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Solution

The fourth proportional to 2,668.08, 3,681.84 and 1,883.19 is: 2,598.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,668.08 : 3,681.84 = 1,883.19 : x
  2. Step 2: Convert to fraction form
    2,668.08/3,681.84 = 1,883.19/x
  3. Step 3: Cross multiply
    2,668.08x = 3,681.84 × 1,883.19
  4. Step 4: Simplify right side
    2,668.08x = 6,933,604.27
  5. Step 5: Solve for x
    x = 6,933,604.27/2,668.08
  6. Step 6: Final answer
    x = 2,598.72

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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.