Home / 5,735.37-7,912.13-3,609.93

Finding the Fourth Proportional to 5,735.37, 7,912.13 and 3,609.93

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Solution

The fourth proportional to 5,735.37, 7,912.13 and 3,609.93 is: 4,980.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,735.37 : 7,912.13 = 3,609.93 : x
  2. Step 2: Convert to fraction form
    5,735.37/7,912.13 = 3,609.93/x
  3. Step 3: Cross multiply
    5,735.37x = 7,912.13 × 3,609.93
  4. Step 4: Simplify right side
    5,735.37x = 28,562,235.45
  5. Step 5: Solve for x
    x = 28,562,235.45/5,735.37
  6. Step 6: Final answer
    x = 4,980.02

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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.