Home / 9,586.96-13,231.66-5,553.94

Finding the Fourth Proportional to 9,586.96, 13,231.66 and 5,553.94

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Solution

The fourth proportional to 9,586.96, 13,231.66 and 5,553.94 is: 7,665.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,586.96 : 13,231.66 = 5,553.94 : x
  2. Step 2: Convert to fraction form
    9,586.96/13,231.66 = 5,553.94/x
  3. Step 3: Cross multiply
    9,586.96x = 13,231.66 × 5,553.94
  4. Step 4: Simplify right side
    9,586.96x = 73,487,845.74
  5. Step 5: Solve for x
    x = 73,487,845.74/9,586.96
  6. Step 6: Final answer
    x = 7,665.40

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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.