Home / 4,798.15-7,187.64-3,812.64

Finding the Fourth Proportional to 4,798.15, 7,187.64 and 3,812.64

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Solution

The fourth proportional to 4,798.15, 7,187.64 and 3,812.64 is: 5,711.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,798.15 : 7,187.64 = 3,812.64 : x
  2. Step 2: Convert to fraction form
    4,798.15/7,187.64 = 3,812.64/x
  3. Step 3: Cross multiply
    4,798.15x = 7,187.64 × 3,812.64
  4. Step 4: Simplify right side
    4,798.15x = 27,403,883.77
  5. Step 5: Solve for x
    x = 27,403,883.77/4,798.15
  6. Step 6: Final answer
    x = 5,711.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.