Home / 5,474.69-8,209.91-1,776.03

Finding the Fourth Proportional to 5,474.69, 8,209.91 and 1,776.03

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Solution

The fourth proportional to 5,474.69, 8,209.91 and 1,776.03 is: 2,663.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,474.69 : 8,209.91 = 1,776.03 : x
  2. Step 2: Convert to fraction form
    5,474.69/8,209.91 = 1,776.03/x
  3. Step 3: Cross multiply
    5,474.69x = 8,209.91 × 1,776.03
  4. Step 4: Simplify right side
    5,474.69x = 14,580,996.53
  5. Step 5: Solve for x
    x = 14,580,996.53/5,474.69
  6. Step 6: Final answer
    x = 2,663.35

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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.