Home / 7,679.04-11,508.98-3,291.41

Finding the Fourth Proportional to 7,679.04, 11,508.98 and 3,291.41

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Solution

The fourth proportional to 7,679.04, 11,508.98 and 3,291.41 is: 4,933.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,679.04 : 11,508.98 = 3,291.41 : x
  2. Step 2: Convert to fraction form
    7,679.04/11,508.98 = 3,291.41/x
  3. Step 3: Cross multiply
    7,679.04x = 11,508.98 × 3,291.41
  4. Step 4: Simplify right side
    7,679.04x = 37,880,697.86
  5. Step 5: Solve for x
    x = 37,880,697.86/7,679.04
  6. Step 6: Final answer
    x = 4,933.00

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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.