Home / 4,577.94-6,313.82-3,987.45

Finding the Fourth Proportional to 4,577.94, 6,313.82 and 3,987.45

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Solution

The fourth proportional to 4,577.94, 6,313.82 and 3,987.45 is: 5,499.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,577.94 : 6,313.82 = 3,987.45 : x
  2. Step 2: Convert to fraction form
    4,577.94/6,313.82 = 3,987.45/x
  3. Step 3: Cross multiply
    4,577.94x = 6,313.82 × 3,987.45
  4. Step 4: Simplify right side
    4,577.94x = 25,176,021.62
  5. Step 5: Solve for x
    x = 25,176,021.62/4,577.94
  6. Step 6: Final answer
    x = 5,499.42

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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.