Home / 3,379.62-4,664.06-1,887.54

Finding the Fourth Proportional to 3,379.62, 4,664.06 and 1,887.54

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Solution

The fourth proportional to 3,379.62, 4,664.06 and 1,887.54 is: 2,604.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,379.62 : 4,664.06 = 1,887.54 : x
  2. Step 2: Convert to fraction form
    3,379.62/4,664.06 = 1,887.54/x
  3. Step 3: Cross multiply
    3,379.62x = 4,664.06 × 1,887.54
  4. Step 4: Simplify right side
    3,379.62x = 8,803,599.81
  5. Step 5: Solve for x
    x = 8,803,599.81/3,379.62
  6. Step 6: Final answer
    x = 2,604.91

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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.