Home / 8,765.51-13,150.31-2,525.36

Finding the Fourth Proportional to 8,765.51, 13,150.31 and 2,525.36

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Solution

The fourth proportional to 8,765.51, 13,150.31 and 2,525.36 is: 3,788.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765.51 : 13,150.31 = 2,525.36 : x
  2. Step 2: Convert to fraction form
    8,765.51/13,150.31 = 2,525.36/x
  3. Step 3: Cross multiply
    8,765.51x = 13,150.31 × 2,525.36
  4. Step 4: Simplify right side
    8,765.51x = 33,209,266.86
  5. Step 5: Solve for x
    x = 33,209,266.86/8,765.51
  6. Step 6: Final answer
    x = 3,788.63

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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.