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Finding the Fourth Proportional to 2,296.76, 3,169.53 and 1,412.37

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Solution

The fourth proportional to 2,296.76, 3,169.53 and 1,412.37 is: 1,949.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,296.76 : 3,169.53 = 1,412.37 : x
  2. Step 2: Convert to fraction form
    2,296.76/3,169.53 = 1,412.37/x
  3. Step 3: Cross multiply
    2,296.76x = 3,169.53 × 1,412.37
  4. Step 4: Simplify right side
    2,296.76x = 4,476,549.09
  5. Step 5: Solve for x
    x = 4,476,549.09/2,296.76
  6. Step 6: Final answer
    x = 1,949.08

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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.