Home / 7,660.26-10,571.96-4,865.76

Finding the Fourth Proportional to 7,660.26, 10,571.96 and 4,865.76

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Solution

The fourth proportional to 7,660.26, 10,571.96 and 4,865.76 is: 6,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.26 : 10,571.96 = 4,865.76 : x
  2. Step 2: Convert to fraction form
    7,660.26/10,571.96 = 4,865.76/x
  3. Step 3: Cross multiply
    7,660.26x = 10,571.96 × 4,865.76
  4. Step 4: Simplify right side
    7,660.26x = 51,440,620.09
  5. Step 5: Solve for x
    x = 51,440,620.09/7,660.26
  6. Step 6: Final answer
    x = 6,715.26

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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.