Home / 8,922.60-13,376.37-5,628.43

Finding the Fourth Proportional to 8,922.60, 13,376.37 and 5,628.43

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Solution

The fourth proportional to 8,922.60, 13,376.37 and 5,628.43 is: 8,437.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,922.60 : 13,376.37 = 5,628.43 : x
  2. Step 2: Convert to fraction form
    8,922.60/13,376.37 = 5,628.43/x
  3. Step 3: Cross multiply
    8,922.60x = 13,376.37 × 5,628.43
  4. Step 4: Simplify right side
    8,922.60x = 75,288,000.03
  5. Step 5: Solve for x
    x = 75,288,000.03/8,922.60
  6. Step 6: Final answer
    x = 8,437.90

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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.