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Finding the Fourth Proportional to 2,994.65, 4,132.64 and 1,668.37

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Solution

The fourth proportional to 2,994.65, 4,132.64 and 1,668.37 is: 2,302.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,994.65 : 4,132.64 = 1,668.37 : x
  2. Step 2: Convert to fraction form
    2,994.65/4,132.64 = 1,668.37/x
  3. Step 3: Cross multiply
    2,994.65x = 4,132.64 × 1,668.37
  4. Step 4: Simplify right side
    2,994.65x = 6,894,751.93
  5. Step 5: Solve for x
    x = 6,894,751.93/2,994.65
  6. Step 6: Final answer
    x = 2,302.36

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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.