Home / 4,509.44-6,764.20-2,316.78

Finding the Fourth Proportional to 4,509.44, 6,764.20 and 2,316.78

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Solution

The fourth proportional to 4,509.44, 6,764.20 and 2,316.78 is: 3,475.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,509.44 : 6,764.20 = 2,316.78 : x
  2. Step 2: Convert to fraction form
    4,509.44/6,764.20 = 2,316.78/x
  3. Step 3: Cross multiply
    4,509.44x = 6,764.20 × 2,316.78
  4. Step 4: Simplify right side
    4,509.44x = 15,671,163.28
  5. Step 5: Solve for x
    x = 15,671,163.28/4,509.44
  6. Step 6: Final answer
    x = 3,475.19

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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.