Home / 3,873.39-5,345.74-2,301.49

Finding the Fourth Proportional to 3,873.39, 5,345.74 and 2,301.49

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Solution

The fourth proportional to 3,873.39, 5,345.74 and 2,301.49 is: 3,176.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.39 : 5,345.74 = 2,301.49 : x
  2. Step 2: Convert to fraction form
    3,873.39/5,345.74 = 2,301.49/x
  3. Step 3: Cross multiply
    3,873.39x = 5,345.74 × 2,301.49
  4. Step 4: Simplify right side
    3,873.39x = 12,303,167.15
  5. Step 5: Solve for x
    x = 12,303,167.15/3,873.39
  6. Step 6: Final answer
    x = 3,176.33

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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.