Home / 9,551.80-13,181.49-5,360.05

Finding the Fourth Proportional to 9,551.80, 13,181.49 and 5,360.05

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Solution

The fourth proportional to 9,551.80, 13,181.49 and 5,360.05 is: 7,396.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.80 : 13,181.49 = 5,360.05 : x
  2. Step 2: Convert to fraction form
    9,551.80/13,181.49 = 5,360.05/x
  3. Step 3: Cross multiply
    9,551.80x = 13,181.49 × 5,360.05
  4. Step 4: Simplify right side
    9,551.80x = 70,653,352.77
  5. Step 5: Solve for x
    x = 70,653,352.77/9,551.80
  6. Step 6: Final answer
    x = 7,396.87

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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.