Home / 3,703.56-5,113.25-2,379.57

Finding the Fourth Proportional to 3,703.56, 5,113.25 and 2,379.57

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Solution

The fourth proportional to 3,703.56, 5,113.25 and 2,379.57 is: 3,285.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,703.56 : 5,113.25 = 2,379.57 : x
  2. Step 2: Convert to fraction form
    3,703.56/5,113.25 = 2,379.57/x
  3. Step 3: Cross multiply
    3,703.56x = 5,113.25 × 2,379.57
  4. Step 4: Simplify right side
    3,703.56x = 12,167,336.30
  5. Step 5: Solve for x
    x = 12,167,336.30/3,703.56
  6. Step 6: Final answer
    x = 3,285.31

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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.