Home / 6,975.16-10,450.86-3,857.32

Finding the Fourth Proportional to 6,975.16, 10,450.86 and 3,857.32

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Solution

The fourth proportional to 6,975.16, 10,450.86 and 3,857.32 is: 5,779.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,975.16 : 10,450.86 = 3,857.32 : x
  2. Step 2: Convert to fraction form
    6,975.16/10,450.86 = 3,857.32/x
  3. Step 3: Cross multiply
    6,975.16x = 10,450.86 × 3,857.32
  4. Step 4: Simplify right side
    6,975.16x = 40,312,311.30
  5. Step 5: Solve for x
    x = 40,312,311.30/6,975.16
  6. Step 6: Final answer
    x = 5,779.41

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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.