Home / 5,252.15-7,869.72-2,472.23

Finding the Fourth Proportional to 5,252.15, 7,869.72 and 2,472.23

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Solution

The fourth proportional to 5,252.15, 7,869.72 and 2,472.23 is: 3,704.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,252.15 : 7,869.72 = 2,472.23 : x
  2. Step 2: Convert to fraction form
    5,252.15/7,869.72 = 2,472.23/x
  3. Step 3: Cross multiply
    5,252.15x = 7,869.72 × 2,472.23
  4. Step 4: Simplify right side
    5,252.15x = 19,455,757.88
  5. Step 5: Solve for x
    x = 19,455,757.88/5,252.15
  6. Step 6: Final answer
    x = 3,704.34

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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.