Home / 4,968-6,860.70-3,288.60

Finding the Fourth Proportional to 4,968, 6,860.70 and 3,288.60

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Solution

The fourth proportional to 4,968, 6,860.70 and 3,288.60 is: 4,541.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,968 : 6,860.70 = 3,288.60 : x
  2. Step 2: Convert to fraction form
    4,968/6,860.70 = 3,288.60/x
  3. Step 3: Cross multiply
    4,968x = 6,860.70 × 3,288.60
  4. Step 4: Simplify right side
    4,968x = 22,562,098.02
  5. Step 5: Solve for x
    x = 22,562,098.02/4,968
  6. Step 6: Final answer
    x = 4,541.49

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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.