Home / 10,430.75-15,645.92-2,533.14

Finding the Fourth Proportional to 10,430.75, 15,645.92 and 2,533.14

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Solution

The fourth proportional to 10,430.75, 15,645.92 and 2,533.14 is: 3,799.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,430.75 : 15,645.92 = 2,533.14 : x
  2. Step 2: Convert to fraction form
    10,430.75/15,645.92 = 2,533.14/x
  3. Step 3: Cross multiply
    10,430.75x = 15,645.92 × 2,533.14
  4. Step 4: Simplify right side
    10,430.75x = 39,633,293.12
  5. Step 5: Solve for x
    x = 39,633,293.12/10,430.75
  6. Step 6: Final answer
    x = 3,799.66

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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.