Home / 11,381.32-17,060.23-4,359.42

Finding the Fourth Proportional to 11,381.32, 17,060.23 and 4,359.42

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Solution

The fourth proportional to 11,381.32, 17,060.23 and 4,359.42 is: 6,534.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,381.32 : 17,060.23 = 4,359.42 : x
  2. Step 2: Convert to fraction form
    11,381.32/17,060.23 = 4,359.42/x
  3. Step 3: Cross multiply
    11,381.32x = 17,060.23 × 4,359.42
  4. Step 4: Simplify right side
    11,381.32x = 74,372,707.87
  5. Step 5: Solve for x
    x = 74,372,707.87/11,381.32
  6. Step 6: Final answer
    x = 6,534.63

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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.