Home / 4,586.14-6,879.15-1,123.42

Finding the Fourth Proportional to 4,586.14, 6,879.15 and 1,123.42

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Solution

The fourth proportional to 4,586.14, 6,879.15 and 1,123.42 is: 1,685.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.14 : 6,879.15 = 1,123.42 : x
  2. Step 2: Convert to fraction form
    4,586.14/6,879.15 = 1,123.42/x
  3. Step 3: Cross multiply
    4,586.14x = 6,879.15 × 1,123.42
  4. Step 4: Simplify right side
    4,586.14x = 7,728,174.69
  5. Step 5: Solve for x
    x = 7,728,174.69/4,586.14
  6. Step 6: Final answer
    x = 1,685.12

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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.