Home / 11,595.40-17,393.37-2,830.48

Finding the Fourth Proportional to 11,595.40, 17,393.37 and 2,830.48

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Solution

The fourth proportional to 11,595.40, 17,393.37 and 2,830.48 is: 4,245.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,595.40 : 17,393.37 = 2,830.48 : x
  2. Step 2: Convert to fraction form
    11,595.40/17,393.37 = 2,830.48/x
  3. Step 3: Cross multiply
    11,595.40x = 17,393.37 × 2,830.48
  4. Step 4: Simplify right side
    11,595.40x = 49,231,585.92
  5. Step 5: Solve for x
    x = 49,231,585.92/11,595.40
  6. Step 6: Final answer
    x = 4,245.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.