Home / 9,687.44-13,369.92-5,497.04

Finding the Fourth Proportional to 9,687.44, 13,369.92 and 5,497.04

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Solution

The fourth proportional to 9,687.44, 13,369.92 and 5,497.04 is: 7,586.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,687.44 : 13,369.92 = 5,497.04 : x
  2. Step 2: Convert to fraction form
    9,687.44/13,369.92 = 5,497.04/x
  3. Step 3: Cross multiply
    9,687.44x = 13,369.92 × 5,497.04
  4. Step 4: Simplify right side
    9,687.44x = 73,494,985.04
  5. Step 5: Solve for x
    x = 73,494,985.04/9,687.44
  6. Step 6: Final answer
    x = 7,586.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.