Home / 1,234.24-1,857.26-1,016.42

Finding the Fourth Proportional to 1,234.24, 1,857.26 and 1,016.42

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Solution

The fourth proportional to 1,234.24, 1,857.26 and 1,016.42 is: 1,529.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,234.24 : 1,857.26 = 1,016.42 : x
  2. Step 2: Convert to fraction form
    1,234.24/1,857.26 = 1,016.42/x
  3. Step 3: Cross multiply
    1,234.24x = 1,857.26 × 1,016.42
  4. Step 4: Simplify right side
    1,234.24x = 1,887,749.46
  5. Step 5: Solve for x
    x = 1,887,749.46/1,234.24
  6. Step 6: Final answer
    x = 1,529.49

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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.