Home / 4,905.66-7,356.06-1,984.26

Finding the Fourth Proportional to 4,905.66, 7,356.06 and 1,984.26

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Solution

The fourth proportional to 4,905.66, 7,356.06 and 1,984.26 is: 2,975.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905.66 : 7,356.06 = 1,984.26 : x
  2. Step 2: Convert to fraction form
    4,905.66/7,356.06 = 1,984.26/x
  3. Step 3: Cross multiply
    4,905.66x = 7,356.06 × 1,984.26
  4. Step 4: Simplify right side
    4,905.66x = 14,596,335.62
  5. Step 5: Solve for x
    x = 14,596,335.62/4,905.66
  6. Step 6: Final answer
    x = 2,975.41

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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.