Home / 10,900.35-16,343.24-4,324.77

Finding the Fourth Proportional to 10,900.35, 16,343.24 and 4,324.77

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Solution

The fourth proportional to 10,900.35, 16,343.24 and 4,324.77 is: 6,484.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,900.35 : 16,343.24 = 4,324.77 : x
  2. Step 2: Convert to fraction form
    10,900.35/16,343.24 = 4,324.77/x
  3. Step 3: Cross multiply
    10,900.35x = 16,343.24 × 4,324.77
  4. Step 4: Simplify right side
    10,900.35x = 70,680,732.43
  5. Step 5: Solve for x
    x = 70,680,732.43/10,900.35
  6. Step 6: Final answer
    x = 6,484.26

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1.5x scale

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.