Home / 5,232.40-7,830.24-3,577.84

Finding the Fourth Proportional to 5,232.40, 7,830.24 and 3,577.84

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Solution

The fourth proportional to 5,232.40, 7,830.24 and 3,577.84 is: 5,354.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,232.40 : 7,830.24 = 3,577.84 : x
  2. Step 2: Convert to fraction form
    5,232.40/7,830.24 = 3,577.84/x
  3. Step 3: Cross multiply
    5,232.40x = 7,830.24 × 3,577.84
  4. Step 4: Simplify right side
    5,232.40x = 28,015,345.88
  5. Step 5: Solve for x
    x = 28,015,345.88/5,232.40
  6. Step 6: Final answer
    x = 5,354.21

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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.