Home / 11,273.78-15,556.53-6,237.30

Finding the Fourth Proportional to 11,273.78, 15,556.53 and 6,237.30

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Solution

The fourth proportional to 11,273.78, 15,556.53 and 6,237.30 is: 8,606.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,273.78 : 15,556.53 = 6,237.30 : x
  2. Step 2: Convert to fraction form
    11,273.78/15,556.53 = 6,237.30/x
  3. Step 3: Cross multiply
    11,273.78x = 15,556.53 × 6,237.30
  4. Step 4: Simplify right side
    11,273.78x = 97,030,744.57
  5. Step 5: Solve for x
    x = 97,030,744.57/11,273.78
  6. Step 6: Final answer
    x = 8,606.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.