Home / 6,347.53-9,519.75-2,649.79

Finding the Fourth Proportional to 6,347.53, 9,519.75 and 2,649.79

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Solution

The fourth proportional to 6,347.53, 9,519.75 and 2,649.79 is: 3,974.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,347.53 : 9,519.75 = 2,649.79 : x
  2. Step 2: Convert to fraction form
    6,347.53/9,519.75 = 2,649.79/x
  3. Step 3: Cross multiply
    6,347.53x = 9,519.75 × 2,649.79
  4. Step 4: Simplify right side
    6,347.53x = 25,225,338.35
  5. Step 5: Solve for x
    x = 25,225,338.35/6,347.53
  6. Step 6: Final answer
    x = 3,974.04

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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.