Home / 9,551.78-13,182.66-5,360

Finding the Fourth Proportional to 9,551.78, 13,182.66 and 5,360

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Solution

The fourth proportional to 9,551.78, 13,182.66 and 5,360 is: 7,397.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,551.78 : 13,182.66 = 5,360 : x
  2. Step 2: Convert to fraction form
    9,551.78/13,182.66 = 5,360/x
  3. Step 3: Cross multiply
    9,551.78x = 13,182.66 × 5,360
  4. Step 4: Simplify right side
    9,551.78x = 70,659,057.60
  5. Step 5: Solve for x
    x = 70,659,057.60/9,551.78
  6. Step 6: Final answer
    x = 7,397.48

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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.