Home / 3,169-4,375.14-2,066.92

Finding the Fourth Proportional to 3,169, 4,375.14 and 2,066.92

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Solution

The fourth proportional to 3,169, 4,375.14 and 2,066.92 is: 2,853.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169 : 4,375.14 = 2,066.92 : x
  2. Step 2: Convert to fraction form
    3,169/4,375.14 = 2,066.92/x
  3. Step 3: Cross multiply
    3,169x = 4,375.14 × 2,066.92
  4. Step 4: Simplify right side
    3,169x = 9,043,064.37
  5. Step 5: Solve for x
    x = 9,043,064.37/3,169
  6. Step 6: Final answer
    x = 2,853.60

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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.