Home / 6,494.12-9,739.01-2,110.50

Finding the Fourth Proportional to 6,494.12, 9,739.01 and 2,110.50

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Solution

The fourth proportional to 6,494.12, 9,739.01 and 2,110.50 is: 3,165.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,494.12 : 9,739.01 = 2,110.50 : x
  2. Step 2: Convert to fraction form
    6,494.12/9,739.01 = 2,110.50/x
  3. Step 3: Cross multiply
    6,494.12x = 9,739.01 × 2,110.50
  4. Step 4: Simplify right side
    6,494.12x = 20,554,170.05
  5. Step 5: Solve for x
    x = 20,554,170.05/6,494.12
  6. Step 6: Final answer
    x = 3,165.05

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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.