Home / 6,783.04-10,142.82-4,829.32

Finding the Fourth Proportional to 6,783.04, 10,142.82 and 4,829.32

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Solution

The fourth proportional to 6,783.04, 10,142.82 and 4,829.32 is: 7,221.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,783.04 : 10,142.82 = 4,829.32 : x
  2. Step 2: Convert to fraction form
    6,783.04/10,142.82 = 4,829.32/x
  3. Step 3: Cross multiply
    6,783.04x = 10,142.82 × 4,829.32
  4. Step 4: Simplify right side
    6,783.04x = 48,982,923.48
  5. Step 5: Solve for x
    x = 48,982,923.48/6,783.04
  6. Step 6: Final answer
    x = 7,221.38

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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.