Home / 10,803.28-16,204.90-4,224.85

Finding the Fourth Proportional to 10,803.28, 16,204.90 and 4,224.85

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Solution

The fourth proportional to 10,803.28, 16,204.90 and 4,224.85 is: 6,337.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.28 : 16,204.90 = 4,224.85 : x
  2. Step 2: Convert to fraction form
    10,803.28/16,204.90 = 4,224.85/x
  3. Step 3: Cross multiply
    10,803.28x = 16,204.90 × 4,224.85
  4. Step 4: Simplify right side
    10,803.28x = 68,463,271.77
  5. Step 5: Solve for x
    x = 68,463,271.77/10,803.28
  6. Step 6: Final answer
    x = 6,337.27

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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.