Home / 8,799.30-13,200.66-2,877.84

Finding the Fourth Proportional to 8,799.30, 13,200.66 and 2,877.84

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Solution

The fourth proportional to 8,799.30, 13,200.66 and 2,877.84 is: 4,317.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,799.30 : 13,200.66 = 2,877.84 : x
  2. Step 2: Convert to fraction form
    8,799.30/13,200.66 = 2,877.84/x
  3. Step 3: Cross multiply
    8,799.30x = 13,200.66 × 2,877.84
  4. Step 4: Simplify right side
    8,799.30x = 37,989,387.37
  5. Step 5: Solve for x
    x = 37,989,387.37/8,799.30
  6. Step 6: Final answer
    x = 4,317.32

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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.