Home / 9,689.26-14,530.41-4,143.01

Finding the Fourth Proportional to 9,689.26, 14,530.41 and 4,143.01

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Solution

The fourth proportional to 9,689.26, 14,530.41 and 4,143.01 is: 6,213.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,689.26 : 14,530.41 = 4,143.01 : x
  2. Step 2: Convert to fraction form
    9,689.26/14,530.41 = 4,143.01/x
  3. Step 3: Cross multiply
    9,689.26x = 14,530.41 × 4,143.01
  4. Step 4: Simplify right side
    9,689.26x = 60,199,633.93
  5. Step 5: Solve for x
    x = 60,199,633.93/9,689.26
  6. Step 6: Final answer
    x = 6,213.03

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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.