Home / 10,028.26-13,838.34-5,551.75

Finding the Fourth Proportional to 10,028.26, 13,838.34 and 5,551.75

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Solution

The fourth proportional to 10,028.26, 13,838.34 and 5,551.75 is: 7,661.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,028.26 : 13,838.34 = 5,551.75 : x
  2. Step 2: Convert to fraction form
    10,028.26/13,838.34 = 5,551.75/x
  3. Step 3: Cross multiply
    10,028.26x = 13,838.34 × 5,551.75
  4. Step 4: Simplify right side
    10,028.26x = 76,827,004.10
  5. Step 5: Solve for x
    x = 76,827,004.10/10,028.26
  6. Step 6: Final answer
    x = 7,661.05

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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.