Home / 9,664.26-14,506.70-4,120.20

Finding the Fourth Proportional to 9,664.26, 14,506.70 and 4,120.20

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Solution

The fourth proportional to 9,664.26, 14,506.70 and 4,120.20 is: 6,184.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,664.26 : 14,506.70 = 4,120.20 : x
  2. Step 2: Convert to fraction form
    9,664.26/14,506.70 = 4,120.20/x
  3. Step 3: Cross multiply
    9,664.26x = 14,506.70 × 4,120.20
  4. Step 4: Simplify right side
    9,664.26x = 59,770,505.34
  5. Step 5: Solve for x
    x = 59,770,505.34/9,664.26
  6. Step 6: Final answer
    x = 6,184.70

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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.