Home / 5,047.16-7,568.37-2,123.84

Finding the Fourth Proportional to 5,047.16, 7,568.37 and 2,123.84

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Solution

The fourth proportional to 5,047.16, 7,568.37 and 2,123.84 is: 3,184.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,047.16 : 7,568.37 = 2,123.84 : x
  2. Step 2: Convert to fraction form
    5,047.16/7,568.37 = 2,123.84/x
  3. Step 3: Cross multiply
    5,047.16x = 7,568.37 × 2,123.84
  4. Step 4: Simplify right side
    5,047.16x = 16,074,006.94
  5. Step 5: Solve for x
    x = 16,074,006.94/5,047.16
  6. Step 6: Final answer
    x = 3,184.76

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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.