Home / 4,977.96-7,471.55-2,514.51

Finding the Fourth Proportional to 4,977.96, 7,471.55 and 2,514.51

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Solution

The fourth proportional to 4,977.96, 7,471.55 and 2,514.51 is: 3,774.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,977.96 : 7,471.55 = 2,514.51 : x
  2. Step 2: Convert to fraction form
    4,977.96/7,471.55 = 2,514.51/x
  3. Step 3: Cross multiply
    4,977.96x = 7,471.55 × 2,514.51
  4. Step 4: Simplify right side
    4,977.96x = 18,787,268.51
  5. Step 5: Solve for x
    x = 18,787,268.51/4,977.96
  6. Step 6: Final answer
    x = 3,774.09

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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.