Home / 7,301.36-10,076.21-4,115.97

Finding the Fourth Proportional to 7,301.36, 10,076.21 and 4,115.97

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Solution

The fourth proportional to 7,301.36, 10,076.21 and 4,115.97 is: 5,680.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,301.36 : 10,076.21 = 4,115.97 : x
  2. Step 2: Convert to fraction form
    7,301.36/10,076.21 = 4,115.97/x
  3. Step 3: Cross multiply
    7,301.36x = 10,076.21 × 4,115.97
  4. Step 4: Simplify right side
    7,301.36x = 41,473,378.07
  5. Step 5: Solve for x
    x = 41,473,378.07/7,301.36
  6. Step 6: Final answer
    x = 5,680.23

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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.