Home / 4,499.46-6,749.52-1,379.66

Finding the Fourth Proportional to 4,499.46, 6,749.52 and 1,379.66

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Solution

The fourth proportional to 4,499.46, 6,749.52 and 1,379.66 is: 2,069.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,499.46 : 6,749.52 = 1,379.66 : x
  2. Step 2: Convert to fraction form
    4,499.46/6,749.52 = 1,379.66/x
  3. Step 3: Cross multiply
    4,499.46x = 6,749.52 × 1,379.66
  4. Step 4: Simplify right side
    4,499.46x = 9,312,009.02
  5. Step 5: Solve for x
    x = 9,312,009.02/4,499.46
  6. Step 6: Final answer
    x = 2,069.58

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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.