Home / 3,793.10-5,237.70-2,379.15

Finding the Fourth Proportional to 3,793.10, 5,237.70 and 2,379.15

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Solution

The fourth proportional to 3,793.10, 5,237.70 and 2,379.15 is: 3,285.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.10 : 5,237.70 = 2,379.15 : x
  2. Step 2: Convert to fraction form
    3,793.10/5,237.70 = 2,379.15/x
  3. Step 3: Cross multiply
    3,793.10x = 5,237.70 × 2,379.15
  4. Step 4: Simplify right side
    3,793.10x = 12,461,273.96
  5. Step 5: Solve for x
    x = 12,461,273.96/3,793.10
  6. Step 6: Final answer
    x = 3,285.25

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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.