Home / 9,861.12-14,791.56-2,935.08

Finding the Fourth Proportional to 9,861.12, 14,791.56 and 2,935.08

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Solution

The fourth proportional to 9,861.12, 14,791.56 and 2,935.08 is: 4,402.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,861.12 : 14,791.56 = 2,935.08 : x
  2. Step 2: Convert to fraction form
    9,861.12/14,791.56 = 2,935.08/x
  3. Step 3: Cross multiply
    9,861.12x = 14,791.56 × 2,935.08
  4. Step 4: Simplify right side
    9,861.12x = 43,414,411.92
  5. Step 5: Solve for x
    x = 43,414,411.92/9,861.12
  6. Step 6: Final answer
    x = 4,402.58

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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.