Home / 7,846.86-10,828.63-4,261.79

Finding the Fourth Proportional to 7,846.86, 10,828.63 and 4,261.79

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Solution

The fourth proportional to 7,846.86, 10,828.63 and 4,261.79 is: 5,881.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.86 : 10,828.63 = 4,261.79 : x
  2. Step 2: Convert to fraction form
    7,846.86/10,828.63 = 4,261.79/x
  3. Step 3: Cross multiply
    7,846.86x = 10,828.63 × 4,261.79
  4. Step 4: Simplify right side
    7,846.86x = 46,149,379.45
  5. Step 5: Solve for x
    x = 46,149,379.45/7,846.86
  6. Step 6: Final answer
    x = 5,881.25

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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.