Home / 6,475.18-9,713.97-2,091.46

Finding the Fourth Proportional to 6,475.18, 9,713.97 and 2,091.46

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Solution

The fourth proportional to 6,475.18, 9,713.97 and 2,091.46 is: 3,137.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475.18 : 9,713.97 = 2,091.46 : x
  2. Step 2: Convert to fraction form
    6,475.18/9,713.97 = 2,091.46/x
  3. Step 3: Cross multiply
    6,475.18x = 9,713.97 × 2,091.46
  4. Step 4: Simplify right side
    6,475.18x = 20,316,379.70
  5. Step 5: Solve for x
    x = 20,316,379.70/6,475.18
  6. Step 6: Final answer
    x = 3,137.58

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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.