Home / 5,076.79-7,594.13-4,765.75

Finding the Fourth Proportional to 5,076.79, 7,594.13 and 4,765.75

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Solution

The fourth proportional to 5,076.79, 7,594.13 and 4,765.75 is: 7,128.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,076.79 : 7,594.13 = 4,765.75 : x
  2. Step 2: Convert to fraction form
    5,076.79/7,594.13 = 4,765.75/x
  3. Step 3: Cross multiply
    5,076.79x = 7,594.13 × 4,765.75
  4. Step 4: Simplify right side
    5,076.79x = 36,191,701.22
  5. Step 5: Solve for x
    x = 36,191,701.22/5,076.79
  6. Step 6: Final answer
    x = 7,128.86

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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.