Home / 7,548.89-11,328.53-3,393.56

Finding the Fourth Proportional to 7,548.89, 11,328.53 and 3,393.56

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Solution

The fourth proportional to 7,548.89, 11,328.53 and 3,393.56 is: 5,092.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,548.89 : 11,328.53 = 3,393.56 : x
  2. Step 2: Convert to fraction form
    7,548.89/11,328.53 = 3,393.56/x
  3. Step 3: Cross multiply
    7,548.89x = 11,328.53 × 3,393.56
  4. Step 4: Simplify right side
    7,548.89x = 38,444,057.62
  5. Step 5: Solve for x
    x = 38,444,057.62/7,548.89
  6. Step 6: Final answer
    x = 5,092.68

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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.