Home / 9,551.70-13,181.94-5,359.86

Finding the Fourth Proportional to 9,551.70, 13,181.94 and 5,359.86

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Solution

The fourth proportional to 9,551.70, 13,181.94 and 5,359.86 is: 7,396.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.70 : 13,181.94 = 5,359.86 : x
  2. Step 2: Convert to fraction form
    9,551.70/13,181.94 = 5,359.86/x
  3. Step 3: Cross multiply
    9,551.70x = 13,181.94 × 5,359.86
  4. Step 4: Simplify right side
    9,551.70x = 70,653,352.93
  5. Step 5: Solve for x
    x = 70,653,352.93/9,551.70
  6. Step 6: Final answer
    x = 7,396.94

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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.