Home / 9,456.81-14,193.96-4,780.11

Finding the Fourth Proportional to 9,456.81, 14,193.96 and 4,780.11

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Solution

The fourth proportional to 9,456.81, 14,193.96 and 4,780.11 is: 7,174.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,456.81 : 14,193.96 = 4,780.11 : x
  2. Step 2: Convert to fraction form
    9,456.81/14,193.96 = 4,780.11/x
  3. Step 3: Cross multiply
    9,456.81x = 14,193.96 × 4,780.11
  4. Step 4: Simplify right side
    9,456.81x = 67,848,690.14
  5. Step 5: Solve for x
    x = 67,848,690.14/9,456.81
  6. Step 6: Final answer
    x = 7,174.59

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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.