Home / 5,208.32-7,186.92-2,969.48

Finding the Fourth Proportional to 5,208.32, 7,186.92 and 2,969.48

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Solution

The fourth proportional to 5,208.32, 7,186.92 and 2,969.48 is: 4,097.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,208.32 : 7,186.92 = 2,969.48 : x
  2. Step 2: Convert to fraction form
    5,208.32/7,186.92 = 2,969.48/x
  3. Step 3: Cross multiply
    5,208.32x = 7,186.92 × 2,969.48
  4. Step 4: Simplify right side
    5,208.32x = 21,341,415.20
  5. Step 5: Solve for x
    x = 21,341,415.20/5,208.32
  6. Step 6: Final answer
    x = 4,097.56

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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.