Home / 9,516.88-14,276.68-2,943.57

Finding the Fourth Proportional to 9,516.88, 14,276.68 and 2,943.57

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Solution

The fourth proportional to 9,516.88, 14,276.68 and 2,943.57 is: 4,415.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,516.88 : 14,276.68 = 2,943.57 : x
  2. Step 2: Convert to fraction form
    9,516.88/14,276.68 = 2,943.57/x
  3. Step 3: Cross multiply
    9,516.88x = 14,276.68 × 2,943.57
  4. Step 4: Simplify right side
    9,516.88x = 42,024,406.95
  5. Step 5: Solve for x
    x = 42,024,406.95/9,516.88
  6. Step 6: Final answer
    x = 4,415.78

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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.