Home / 9,401.80-14,102.70-3,853.30

Finding the Fourth Proportional to 9,401.80, 14,102.70 and 3,853.30

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Solution

The fourth proportional to 9,401.80, 14,102.70 and 3,853.30 is: 5,779.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,401.80 : 14,102.70 = 3,853.30 : x
  2. Step 2: Convert to fraction form
    9,401.80/14,102.70 = 3,853.30/x
  3. Step 3: Cross multiply
    9,401.80x = 14,102.70 × 3,853.30
  4. Step 4: Simplify right side
    9,401.80x = 54,341,933.91
  5. Step 5: Solve for x
    x = 54,341,933.91/9,401.80
  6. Step 6: Final answer
    x = 5,779.95

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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.