Home / 4,938.50-6,815.32-2,700.32

Finding the Fourth Proportional to 4,938.50, 6,815.32 and 2,700.32

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Solution

The fourth proportional to 4,938.50, 6,815.32 and 2,700.32 is: 3,726.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.50 : 6,815.32 = 2,700.32 : x
  2. Step 2: Convert to fraction form
    4,938.50/6,815.32 = 2,700.32/x
  3. Step 3: Cross multiply
    4,938.50x = 6,815.32 × 2,700.32
  4. Step 4: Simplify right side
    4,938.50x = 18,403,504.08
  5. Step 5: Solve for x
    x = 18,403,504.08/4,938.50
  6. Step 6: Final answer
    x = 3,726.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.