Home / 7,976.26-11,005.63-4,830.63

Finding the Fourth Proportional to 7,976.26, 11,005.63 and 4,830.63

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Solution

The fourth proportional to 7,976.26, 11,005.63 and 4,830.63 is: 6,665.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,976.26 : 11,005.63 = 4,830.63 : x
  2. Step 2: Convert to fraction form
    7,976.26/11,005.63 = 4,830.63/x
  3. Step 3: Cross multiply
    7,976.26x = 11,005.63 × 4,830.63
  4. Step 4: Simplify right side
    7,976.26x = 53,164,126.45
  5. Step 5: Solve for x
    x = 53,164,126.45/7,976.26
  6. Step 6: Final answer
    x = 6,665.30

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.