Home / 3,735.39-5,145.35-2,849.66

Finding the Fourth Proportional to 3,735.39, 5,145.35 and 2,849.66

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Solution

The fourth proportional to 3,735.39, 5,145.35 and 2,849.66 is: 3,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,735.39 : 5,145.35 = 2,849.66 : x
  2. Step 2: Convert to fraction form
    3,735.39/5,145.35 = 2,849.66/x
  3. Step 3: Cross multiply
    3,735.39x = 5,145.35 × 2,849.66
  4. Step 4: Simplify right side
    3,735.39x = 14,662,458.11
  5. Step 5: Solve for x
    x = 14,662,458.11/3,735.39
  6. Step 6: Final answer
    x = 3,925.28

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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.