Home / 5,343.60-8,013.24-1,880.04

Finding the Fourth Proportional to 5,343.60, 8,013.24 and 1,880.04

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Solution

The fourth proportional to 5,343.60, 8,013.24 and 1,880.04 is: 2,819.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,343.60 : 8,013.24 = 1,880.04 : x
  2. Step 2: Convert to fraction form
    5,343.60/8,013.24 = 1,880.04/x
  3. Step 3: Cross multiply
    5,343.60x = 8,013.24 × 1,880.04
  4. Step 4: Simplify right side
    5,343.60x = 15,065,211.73
  5. Step 5: Solve for x
    x = 15,065,211.73/5,343.60
  6. Step 6: Final answer
    x = 2,819.30

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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.