Home / 5,107.31-7,653.87-2,327.19

Finding the Fourth Proportional to 5,107.31, 7,653.87 and 2,327.19

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Solution

The fourth proportional to 5,107.31, 7,653.87 and 2,327.19 is: 3,487.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,107.31 : 7,653.87 = 2,327.19 : x
  2. Step 2: Convert to fraction form
    5,107.31/7,653.87 = 2,327.19/x
  3. Step 3: Cross multiply
    5,107.31x = 7,653.87 × 2,327.19
  4. Step 4: Simplify right side
    5,107.31x = 17,811,977.27
  5. Step 5: Solve for x
    x = 17,811,977.27/5,107.31
  6. Step 6: Final answer
    x = 3,487.55

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1.5x scale

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.