Home / 4,985.25-7,477.06-3,519.96

Finding the Fourth Proportional to 4,985.25, 7,477.06 and 3,519.96

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Solution

The fourth proportional to 4,985.25, 7,477.06 and 3,519.96 is: 5,279.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.25 : 7,477.06 = 3,519.96 : x
  2. Step 2: Convert to fraction form
    4,985.25/7,477.06 = 3,519.96/x
  3. Step 3: Cross multiply
    4,985.25x = 7,477.06 × 3,519.96
  4. Step 4: Simplify right side
    4,985.25x = 26,318,952.12
  5. Step 5: Solve for x
    x = 26,318,952.12/4,985.25
  6. Step 6: Final answer
    x = 5,279.36

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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.