Home / 4,586.30-6,879.87-1,299.41

Finding the Fourth Proportional to 4,586.30, 6,879.87 and 1,299.41

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Solution

The fourth proportional to 4,586.30, 6,879.87 and 1,299.41 is: 1,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,586.30 : 6,879.87 = 1,299.41 : x
  2. Step 2: Convert to fraction form
    4,586.30/6,879.87 = 1,299.41/x
  3. Step 3: Cross multiply
    4,586.30x = 6,879.87 × 1,299.41
  4. Step 4: Simplify right side
    4,586.30x = 8,939,737.48
  5. Step 5: Solve for x
    x = 8,939,737.48/4,586.30
  6. Step 6: Final answer
    x = 1,949.23

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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.