Home / 2,301.37-3,176.62-1,357.09

Finding the Fourth Proportional to 2,301.37, 3,176.62 and 1,357.09

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Solution

The fourth proportional to 2,301.37, 3,176.62 and 1,357.09 is: 1,873.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,301.37 : 3,176.62 = 1,357.09 : x
  2. Step 2: Convert to fraction form
    2,301.37/3,176.62 = 1,357.09/x
  3. Step 3: Cross multiply
    2,301.37x = 3,176.62 × 1,357.09
  4. Step 4: Simplify right side
    2,301.37x = 4,310,952.45
  5. Step 5: Solve for x
    x = 4,310,952.45/2,301.37
  6. Step 6: Final answer
    x = 1,873.21

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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.