Home / 8,799.30-13,200.93-2,955.75

Finding the Fourth Proportional to 8,799.30, 13,200.93 and 2,955.75

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Solution

The fourth proportional to 8,799.30, 13,200.93 and 2,955.75 is: 4,434.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.30 : 13,200.93 = 2,955.75 : x
  2. Step 2: Convert to fraction form
    8,799.30/13,200.93 = 2,955.75/x
  3. Step 3: Cross multiply
    8,799.30x = 13,200.93 × 2,955.75
  4. Step 4: Simplify right side
    8,799.30x = 39,018,648.85
  5. Step 5: Solve for x
    x = 39,018,648.85/8,799.30
  6. Step 6: Final answer
    x = 4,434.29

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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.