Home / 10,592.20-15,888.30-2,801.80

Finding the Fourth Proportional to 10,592.20, 15,888.30 and 2,801.80

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Solution

The fourth proportional to 10,592.20, 15,888.30 and 2,801.80 is: 4,202.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,592.20 : 15,888.30 = 2,801.80 : x
  2. Step 2: Convert to fraction form
    10,592.20/15,888.30 = 2,801.80/x
  3. Step 3: Cross multiply
    10,592.20x = 15,888.30 × 2,801.80
  4. Step 4: Simplify right side
    10,592.20x = 44,515,838.94
  5. Step 5: Solve for x
    x = 44,515,838.94/10,592.20
  6. Step 6: Final answer
    x = 4,202.70

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.