Home / 7,347.72-11,010.06-6,247.56

Finding the Fourth Proportional to 7,347.72, 11,010.06 and 6,247.56

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Solution

The fourth proportional to 7,347.72, 11,010.06 and 6,247.56 is: 9,361.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,347.72 : 11,010.06 = 6,247.56 : x
  2. Step 2: Convert to fraction form
    7,347.72/11,010.06 = 6,247.56/x
  3. Step 3: Cross multiply
    7,347.72x = 11,010.06 × 6,247.56
  4. Step 4: Simplify right side
    7,347.72x = 68,786,010.45
  5. Step 5: Solve for x
    x = 68,786,010.45/7,347.72
  6. Step 6: Final answer
    x = 9,361.54

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1.5x scale

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.