Home / 9,956.32-13,741.65-5,709.89

Finding the Fourth Proportional to 9,956.32, 13,741.65 and 5,709.89

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Solution

The fourth proportional to 9,956.32, 13,741.65 and 5,709.89 is: 7,880.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,956.32 : 13,741.65 = 5,709.89 : x
  2. Step 2: Convert to fraction form
    9,956.32/13,741.65 = 5,709.89/x
  3. Step 3: Cross multiply
    9,956.32x = 13,741.65 × 5,709.89
  4. Step 4: Simplify right side
    9,956.32x = 78,463,344.27
  5. Step 5: Solve for x
    x = 78,463,344.27/9,956.32
  6. Step 6: Final answer
    x = 7,880.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.