Home / 4,877.56-7,315.92-1,367.28

Finding the Fourth Proportional to 4,877.56, 7,315.92 and 1,367.28

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Solution

The fourth proportional to 4,877.56, 7,315.92 and 1,367.28 is: 2,050.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,877.56 : 7,315.92 = 1,367.28 : x
  2. Step 2: Convert to fraction form
    4,877.56/7,315.92 = 1,367.28/x
  3. Step 3: Cross multiply
    4,877.56x = 7,315.92 × 1,367.28
  4. Step 4: Simplify right side
    4,877.56x = 10,002,911.10
  5. Step 5: Solve for x
    x = 10,002,911.10/4,877.56
  6. Step 6: Final answer
    x = 2,050.80

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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.