Home / 7,475.56-11,210.46-3,091.96

Finding the Fourth Proportional to 7,475.56, 11,210.46 and 3,091.96

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Solution

The fourth proportional to 7,475.56, 11,210.46 and 3,091.96 is: 4,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,475.56 : 11,210.46 = 3,091.96 : x
  2. Step 2: Convert to fraction form
    7,475.56/11,210.46 = 3,091.96/x
  3. Step 3: Cross multiply
    7,475.56x = 11,210.46 × 3,091.96
  4. Step 4: Simplify right side
    7,475.56x = 34,662,293.90
  5. Step 5: Solve for x
    x = 34,662,293.90/7,475.56
  6. Step 6: Final answer
    x = 4,636.75

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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.