Home / 3,873.09-5,346.26-2,301.20

Finding the Fourth Proportional to 3,873.09, 5,346.26 and 2,301.20

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Solution

The fourth proportional to 3,873.09, 5,346.26 and 2,301.20 is: 3,176.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,873.09 : 5,346.26 = 2,301.20 : x
  2. Step 2: Convert to fraction form
    3,873.09/5,346.26 = 2,301.20/x
  3. Step 3: Cross multiply
    3,873.09x = 5,346.26 × 2,301.20
  4. Step 4: Simplify right side
    3,873.09x = 12,302,775.27
  5. Step 5: Solve for x
    x = 12,302,775.27/3,873.09
  6. Step 6: Final answer
    x = 3,176.48

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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.