Home / 4,271.07-6,389.72-3,234.07

Finding the Fourth Proportional to 4,271.07, 6,389.72 and 3,234.07

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Solution

The fourth proportional to 4,271.07, 6,389.72 and 3,234.07 is: 4,838.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,271.07 : 6,389.72 = 3,234.07 : x
  2. Step 2: Convert to fraction form
    4,271.07/6,389.72 = 3,234.07/x
  3. Step 3: Cross multiply
    4,271.07x = 6,389.72 × 3,234.07
  4. Step 4: Simplify right side
    4,271.07x = 20,664,801.76
  5. Step 5: Solve for x
    x = 20,664,801.76/4,271.07
  6. Step 6: Final answer
    x = 4,838.32

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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.