Home / 6,463.40-9,687.26-2,948.59

Finding the Fourth Proportional to 6,463.40, 9,687.26 and 2,948.59

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Solution

The fourth proportional to 6,463.40, 9,687.26 and 2,948.59 is: 4,419.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,463.40 : 9,687.26 = 2,948.59 : x
  2. Step 2: Convert to fraction form
    6,463.40/9,687.26 = 2,948.59/x
  3. Step 3: Cross multiply
    6,463.40x = 9,687.26 × 2,948.59
  4. Step 4: Simplify right side
    6,463.40x = 28,563,777.44
  5. Step 5: Solve for x
    x = 28,563,777.44/6,463.40
  6. Step 6: Final answer
    x = 4,419.31

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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.