Home / 7,799.84-11,702.04-2,609.36

Finding the Fourth Proportional to 7,799.84, 11,702.04 and 2,609.36

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Solution

The fourth proportional to 7,799.84, 11,702.04 and 2,609.36 is: 3,914.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,799.84 : 11,702.04 = 2,609.36 : x
  2. Step 2: Convert to fraction form
    7,799.84/11,702.04 = 2,609.36/x
  3. Step 3: Cross multiply
    7,799.84x = 11,702.04 × 2,609.36
  4. Step 4: Simplify right side
    7,799.84x = 30,534,835.09
  5. Step 5: Solve for x
    x = 30,534,835.09/7,799.84
  6. Step 6: Final answer
    x = 3,914.80

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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.