Home / 5,574.82-7,693.32-3,185.11

Finding the Fourth Proportional to 5,574.82, 7,693.32 and 3,185.11

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Solution

The fourth proportional to 5,574.82, 7,693.32 and 3,185.11 is: 4,395.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574.82 : 7,693.32 = 3,185.11 : x
  2. Step 2: Convert to fraction form
    5,574.82/7,693.32 = 3,185.11/x
  3. Step 3: Cross multiply
    5,574.82x = 7,693.32 × 3,185.11
  4. Step 4: Simplify right side
    5,574.82x = 24,504,070.47
  5. Step 5: Solve for x
    x = 24,504,070.47/5,574.82
  6. Step 6: Final answer
    x = 4,395.49

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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.