Home / 7,619.56-10,511.88-4,966

Finding the Fourth Proportional to 7,619.56, 10,511.88 and 4,966

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Solution

The fourth proportional to 7,619.56, 10,511.88 and 4,966 is: 6,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,619.56 : 10,511.88 = 4,966 : x
  2. Step 2: Convert to fraction form
    7,619.56/10,511.88 = 4,966/x
  3. Step 3: Cross multiply
    7,619.56x = 10,511.88 × 4,966
  4. Step 4: Simplify right side
    7,619.56x = 52,201,996.08
  5. Step 5: Solve for x
    x = 52,201,996.08/7,619.56
  6. Step 6: Final answer
    x = 6,851.05

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Why These Related Problems?

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