Home / 4,626.88-6,939.30-2,159.38

Finding the Fourth Proportional to 4,626.88, 6,939.30 and 2,159.38

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Solution

The fourth proportional to 4,626.88, 6,939.30 and 2,159.38 is: 3,238.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,626.88 : 6,939.30 = 2,159.38 : x
  2. Step 2: Convert to fraction form
    4,626.88/6,939.30 = 2,159.38/x
  3. Step 3: Cross multiply
    4,626.88x = 6,939.30 × 2,159.38
  4. Step 4: Simplify right side
    4,626.88x = 14,984,585.63
  5. Step 5: Solve for x
    x = 14,984,585.63/4,626.88
  6. Step 6: Final answer
    x = 3,238.59

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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.