Home / 5,332.80-7,994.88-2,409.24

Finding the Fourth Proportional to 5,332.80, 7,994.88 and 2,409.24

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Solution

The fourth proportional to 5,332.80, 7,994.88 and 2,409.24 is: 3,611.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,332.80 : 7,994.88 = 2,409.24 : x
  2. Step 2: Convert to fraction form
    5,332.80/7,994.88 = 2,409.24/x
  3. Step 3: Cross multiply
    5,332.80x = 7,994.88 × 2,409.24
  4. Step 4: Simplify right side
    5,332.80x = 19,261,584.69
  5. Step 5: Solve for x
    x = 19,261,584.69/5,332.80
  6. Step 6: Final answer
    x = 3,611.91

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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.