Home / 5,490.52-7,577.55-3,133

Finding the Fourth Proportional to 5,490.52, 7,577.55 and 3,133

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Solution

The fourth proportional to 5,490.52, 7,577.55 and 3,133 is: 4,323.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,490.52 : 7,577.55 = 3,133 : x
  2. Step 2: Convert to fraction form
    5,490.52/7,577.55 = 3,133/x
  3. Step 3: Cross multiply
    5,490.52x = 7,577.55 × 3,133
  4. Step 4: Simplify right side
    5,490.52x = 23,740,464.15
  5. Step 5: Solve for x
    x = 23,740,464.15/5,490.52
  6. Step 6: Final answer
    x = 4,323.90

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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.