Home / 6,663.86-9,995.82-2,281.36

Finding the Fourth Proportional to 6,663.86, 9,995.82 and 2,281.36

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Solution

The fourth proportional to 6,663.86, 9,995.82 and 2,281.36 is: 3,422.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,663.86 : 9,995.82 = 2,281.36 : x
  2. Step 2: Convert to fraction form
    6,663.86/9,995.82 = 2,281.36/x
  3. Step 3: Cross multiply
    6,663.86x = 9,995.82 × 2,281.36
  4. Step 4: Simplify right side
    6,663.86x = 22,804,063.92
  5. Step 5: Solve for x
    x = 22,804,063.92/6,663.86
  6. Step 6: Final answer
    x = 3,422.05

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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.