Home / 4,985.37-7,476.26-1,821.96

Finding the Fourth Proportional to 4,985.37, 7,476.26 and 1,821.96

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Solution

The fourth proportional to 4,985.37, 7,476.26 and 1,821.96 is: 2,732.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,985.37 : 7,476.26 = 1,821.96 : x
  2. Step 2: Convert to fraction form
    4,985.37/7,476.26 = 1,821.96/x
  3. Step 3: Cross multiply
    4,985.37x = 7,476.26 × 1,821.96
  4. Step 4: Simplify right side
    4,985.37x = 13,621,437.56
  5. Step 5: Solve for x
    x = 13,621,437.56/4,985.37
  6. Step 6: Final answer
    x = 2,732.28

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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.