Home / 5,127.94-7,687.04-2,527.84

Finding the Fourth Proportional to 5,127.94, 7,687.04 and 2,527.84

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Solution

The fourth proportional to 5,127.94, 7,687.04 and 2,527.84 is: 3,789.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,127.94 : 7,687.04 = 2,527.84 : x
  2. Step 2: Convert to fraction form
    5,127.94/7,687.04 = 2,527.84/x
  3. Step 3: Cross multiply
    5,127.94x = 7,687.04 × 2,527.84
  4. Step 4: Simplify right side
    5,127.94x = 19,431,607.19
  5. Step 5: Solve for x
    x = 19,431,607.19/5,127.94
  6. Step 6: Final answer
    x = 3,789.36

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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.