Home / 4,626.21-6,939.63-1,704.72

Finding the Fourth Proportional to 4,626.21, 6,939.63 and 1,704.72

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Solution

The fourth proportional to 4,626.21, 6,939.63 and 1,704.72 is: 2,557.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.21 : 6,939.63 = 1,704.72 : x
  2. Step 2: Convert to fraction form
    4,626.21/6,939.63 = 1,704.72/x
  3. Step 3: Cross multiply
    4,626.21x = 6,939.63 × 1,704.72
  4. Step 4: Simplify right side
    4,626.21x = 11,830,126.05
  5. Step 5: Solve for x
    x = 11,830,126.05/4,626.21
  6. Step 6: Final answer
    x = 2,557.20

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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.