Home / 8,765.01-13,147.38-2,609.01

Finding the Fourth Proportional to 8,765.01, 13,147.38 and 2,609.01

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Solution

The fourth proportional to 8,765.01, 13,147.38 and 2,609.01 is: 3,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.01 : 13,147.38 = 2,609.01 : x
  2. Step 2: Convert to fraction form
    8,765.01/13,147.38 = 2,609.01/x
  3. Step 3: Cross multiply
    8,765.01x = 13,147.38 × 2,609.01
  4. Step 4: Simplify right side
    8,765.01x = 34,301,645.89
  5. Step 5: Solve for x
    x = 34,301,645.89/8,765.01
  6. Step 6: Final answer
    x = 3,913.47

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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.