Home / 11,938.96-17,902.26-5,359.48

Finding the Fourth Proportional to 11,938.96, 17,902.26 and 5,359.48

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Solution

The fourth proportional to 11,938.96, 17,902.26 and 5,359.48 is: 8,036.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.96 : 17,902.26 = 5,359.48 : x
  2. Step 2: Convert to fraction form
    11,938.96/17,902.26 = 5,359.48/x
  3. Step 3: Cross multiply
    11,938.96x = 17,902.26 × 5,359.48
  4. Step 4: Simplify right side
    11,938.96x = 95,946,804.42
  5. Step 5: Solve for x
    x = 95,946,804.42/11,938.96
  6. Step 6: Final answer
    x = 8,036.45

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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.