Home / 3,953.98-5,455.91-2,252.50

Finding the Fourth Proportional to 3,953.98, 5,455.91 and 2,252.50

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Solution

The fourth proportional to 3,953.98, 5,455.91 and 2,252.50 is: 3,108.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,953.98 : 5,455.91 = 2,252.50 : x
  2. Step 2: Convert to fraction form
    3,953.98/5,455.91 = 2,252.50/x
  3. Step 3: Cross multiply
    3,953.98x = 5,455.91 × 2,252.50
  4. Step 4: Simplify right side
    3,953.98x = 12,289,437.28
  5. Step 5: Solve for x
    x = 12,289,437.28/3,953.98
  6. Step 6: Final answer
    x = 3,108.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.