Home / 7,939.26-10,953.70-4,956.84

Finding the Fourth Proportional to 7,939.26, 10,953.70 and 4,956.84

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Solution

The fourth proportional to 7,939.26, 10,953.70 and 4,956.84 is: 6,838.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.26 : 10,953.70 = 4,956.84 : x
  2. Step 2: Convert to fraction form
    7,939.26/10,953.70 = 4,956.84/x
  3. Step 3: Cross multiply
    7,939.26x = 10,953.70 × 4,956.84
  4. Step 4: Simplify right side
    7,939.26x = 54,295,725.92
  5. Step 5: Solve for x
    x = 54,295,725.92/7,939.26
  6. Step 6: Final answer
    x = 6,838.89

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1.5x scale

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.