Home / 5,180.68-7,141.26-3,852.28

Finding the Fourth Proportional to 5,180.68, 7,141.26 and 3,852.28

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Solution

The fourth proportional to 5,180.68, 7,141.26 and 3,852.28 is: 5,310.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,180.68 : 7,141.26 = 3,852.28 : x
  2. Step 2: Convert to fraction form
    5,180.68/7,141.26 = 3,852.28/x
  3. Step 3: Cross multiply
    5,180.68x = 7,141.26 × 3,852.28
  4. Step 4: Simplify right side
    5,180.68x = 27,510,133.07
  5. Step 5: Solve for x
    x = 27,510,133.07/5,180.68
  6. Step 6: Final answer
    x = 5,310.14

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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.