Home / 4,938.77-6,815.61-2,700.64

Finding the Fourth Proportional to 4,938.77, 6,815.61 and 2,700.64

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Solution

The fourth proportional to 4,938.77, 6,815.61 and 2,700.64 is: 3,726.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,938.77 : 6,815.61 = 2,700.64 : x
  2. Step 2: Convert to fraction form
    4,938.77/6,815.61 = 2,700.64/x
  3. Step 3: Cross multiply
    4,938.77x = 6,815.61 × 2,700.64
  4. Step 4: Simplify right side
    4,938.77x = 18,406,508.99
  5. Step 5: Solve for x
    x = 18,406,508.99/4,938.77
  6. Step 6: Final answer
    x = 3,726.94

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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.