Home / 4,776.92-7,156.88-4,076.47

Finding the Fourth Proportional to 4,776.92, 7,156.88 and 4,076.47

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Solution

The fourth proportional to 4,776.92, 7,156.88 and 4,076.47 is: 6,107.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,776.92 : 7,156.88 = 4,076.47 : x
  2. Step 2: Convert to fraction form
    4,776.92/7,156.88 = 4,076.47/x
  3. Step 3: Cross multiply
    4,776.92x = 7,156.88 × 4,076.47
  4. Step 4: Simplify right side
    4,776.92x = 29,174,795.18
  5. Step 5: Solve for x
    x = 29,174,795.18/4,776.92
  6. Step 6: Final answer
    x = 6,107.45

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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.