Home / 6,214.92-9,320.40-2,054.15

Finding the Fourth Proportional to 6,214.92, 9,320.40 and 2,054.15

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Solution

The fourth proportional to 6,214.92, 9,320.40 and 2,054.15 is: 3,080.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,214.92 : 9,320.40 = 2,054.15 : x
  2. Step 2: Convert to fraction form
    6,214.92/9,320.40 = 2,054.15/x
  3. Step 3: Cross multiply
    6,214.92x = 9,320.40 × 2,054.15
  4. Step 4: Simplify right side
    6,214.92x = 19,145,499.66
  5. Step 5: Solve for x
    x = 19,145,499.66/6,214.92
  6. Step 6: Final answer
    x = 3,080.57

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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.