Home / 4,704.72-7,057.11-1,417.80

Finding the Fourth Proportional to 4,704.72, 7,057.11 and 1,417.80

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Solution

The fourth proportional to 4,704.72, 7,057.11 and 1,417.80 is: 2,126.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,704.72 : 7,057.11 = 1,417.80 : x
  2. Step 2: Convert to fraction form
    4,704.72/7,057.11 = 1,417.80/x
  3. Step 3: Cross multiply
    4,704.72x = 7,057.11 × 1,417.80
  4. Step 4: Simplify right side
    4,704.72x = 10,005,570.56
  5. Step 5: Solve for x
    x = 10,005,570.56/4,704.72
  6. Step 6: Final answer
    x = 2,126.71

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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.