Home / 5,185.55-7,777.57-2,552.36

Finding the Fourth Proportional to 5,185.55, 7,777.57 and 2,552.36

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Solution

The fourth proportional to 5,185.55, 7,777.57 and 2,552.36 is: 3,828.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,185.55 : 7,777.57 = 2,552.36 : x
  2. Step 2: Convert to fraction form
    5,185.55/7,777.57 = 2,552.36/x
  3. Step 3: Cross multiply
    5,185.55x = 7,777.57 × 2,552.36
  4. Step 4: Simplify right side
    5,185.55x = 19,851,171.63
  5. Step 5: Solve for x
    x = 19,851,171.63/5,185.55
  6. Step 6: Final answer
    x = 3,828.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.