Home / 7,388.16-10,195.36-4,076.16

Finding the Fourth Proportional to 7,388.16, 10,195.36 and 4,076.16

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Solution

The fourth proportional to 7,388.16, 10,195.36 and 4,076.16 is: 5,624.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.16 : 10,195.36 = 4,076.16 : x
  2. Step 2: Convert to fraction form
    7,388.16/10,195.36 = 4,076.16/x
  3. Step 3: Cross multiply
    7,388.16x = 10,195.36 × 4,076.16
  4. Step 4: Simplify right side
    7,388.16x = 41,557,918.62
  5. Step 5: Solve for x
    x = 41,557,918.62/7,388.16
  6. Step 6: Final answer
    x = 5,624.93

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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.