Home / 7,654.07-11,480.70-2,459.54

Finding the Fourth Proportional to 7,654.07, 11,480.70 and 2,459.54

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Solution

The fourth proportional to 7,654.07, 11,480.70 and 2,459.54 is: 3,689.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,654.07 : 11,480.70 = 2,459.54 : x
  2. Step 2: Convert to fraction form
    7,654.07/11,480.70 = 2,459.54/x
  3. Step 3: Cross multiply
    7,654.07x = 11,480.70 × 2,459.54
  4. Step 4: Simplify right side
    7,654.07x = 28,237,240.88
  5. Step 5: Solve for x
    x = 28,237,240.88/7,654.07
  6. Step 6: Final answer
    x = 3,689.18

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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.