Home / 10,419.08-15,628.07-2,627.96

Finding the Fourth Proportional to 10,419.08, 15,628.07 and 2,627.96

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Solution

The fourth proportional to 10,419.08, 15,628.07 and 2,627.96 is: 3,941.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.08 : 15,628.07 = 2,627.96 : x
  2. Step 2: Convert to fraction form
    10,419.08/15,628.07 = 2,627.96/x
  3. Step 3: Cross multiply
    10,419.08x = 15,628.07 × 2,627.96
  4. Step 4: Simplify right side
    10,419.08x = 41,069,851.56
  5. Step 5: Solve for x
    x = 41,069,851.56/10,419.08
  6. Step 6: Final answer
    x = 3,941.79

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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.