Home / 6,405.73-9,612.91-2,245.77

Finding the Fourth Proportional to 6,405.73, 9,612.91 and 2,245.77

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Solution

The fourth proportional to 6,405.73, 9,612.91 and 2,245.77 is: 3,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,405.73 : 9,612.91 = 2,245.77 : x
  2. Step 2: Convert to fraction form
    6,405.73/9,612.91 = 2,245.77/x
  3. Step 3: Cross multiply
    6,405.73x = 9,612.91 × 2,245.77
  4. Step 4: Simplify right side
    6,405.73x = 21,588,373.66
  5. Step 5: Solve for x
    x = 21,588,373.66/6,405.73
  6. Step 6: Final answer
    x = 3,370.17

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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.