Home / 10,893.54-16,343.04-4,319.76

Finding the Fourth Proportional to 10,893.54, 16,343.04 and 4,319.76

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Solution

The fourth proportional to 10,893.54, 16,343.04 and 4,319.76 is: 6,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893.54 : 16,343.04 = 4,319.76 : x
  2. Step 2: Convert to fraction form
    10,893.54/16,343.04 = 4,319.76/x
  3. Step 3: Cross multiply
    10,893.54x = 16,343.04 × 4,319.76
  4. Step 4: Simplify right side
    10,893.54x = 70,598,010.47
  5. Step 5: Solve for x
    x = 70,598,010.47/10,893.54
  6. Step 6: Final answer
    x = 6,480.72

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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.