Home / 9,551.14-13,180.62-5,359.39

Finding the Fourth Proportional to 9,551.14, 13,180.62 and 5,359.39

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Solution

The fourth proportional to 9,551.14, 13,180.62 and 5,359.39 is: 7,395.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.14 : 13,180.62 = 5,359.39 : x
  2. Step 2: Convert to fraction form
    9,551.14/13,180.62 = 5,359.39/x
  3. Step 3: Cross multiply
    9,551.14x = 13,180.62 × 5,359.39
  4. Step 4: Simplify right side
    9,551.14x = 70,640,083.02
  5. Step 5: Solve for x
    x = 70,640,083.02/9,551.14
  6. Step 6: Final answer
    x = 7,395.98

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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.