Home / 7,660.62-10,571.85-4,864.50

Finding the Fourth Proportional to 7,660.62, 10,571.85 and 4,864.50

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Solution

The fourth proportional to 7,660.62, 10,571.85 and 4,864.50 is: 6,713.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,660.62 : 10,571.85 = 4,864.50 : x
  2. Step 2: Convert to fraction form
    7,660.62/10,571.85 = 4,864.50/x
  3. Step 3: Cross multiply
    7,660.62x = 10,571.85 × 4,864.50
  4. Step 4: Simplify right side
    7,660.62x = 51,426,764.33
  5. Step 5: Solve for x
    x = 51,426,764.33/7,660.62
  6. Step 6: Final answer
    x = 6,713.13

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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.