Home / 4,499.06-6,748.32-1,379.30

Finding the Fourth Proportional to 4,499.06, 6,748.32 and 1,379.30

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Solution

The fourth proportional to 4,499.06, 6,748.32 and 1,379.30 is: 2,068.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.06 : 6,748.32 = 1,379.30 : x
  2. Step 2: Convert to fraction form
    4,499.06/6,748.32 = 1,379.30/x
  3. Step 3: Cross multiply
    4,499.06x = 6,748.32 × 1,379.30
  4. Step 4: Simplify right side
    4,499.06x = 9,307,957.78
  5. Step 5: Solve for x
    x = 9,307,957.78/4,499.06
  6. Step 6: Final answer
    x = 2,068.87

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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.