Home / 11,393.47-17,089.43-5,474.59

Finding the Fourth Proportional to 11,393.47, 17,089.43 and 5,474.59

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Solution

The fourth proportional to 11,393.47, 17,089.43 and 5,474.59 is: 8,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,393.47 : 17,089.43 = 5,474.59 : x
  2. Step 2: Convert to fraction form
    11,393.47/17,089.43 = 5,474.59/x
  3. Step 3: Cross multiply
    11,393.47x = 17,089.43 × 5,474.59
  4. Step 4: Simplify right side
    11,393.47x = 93,557,622.58
  5. Step 5: Solve for x
    x = 93,557,622.58/11,393.47
  6. Step 6: Final answer
    x = 8,211.51

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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.