Home / 10,808.93-16,220.70-4,234.30

Finding the Fourth Proportional to 10,808.93, 16,220.70 and 4,234.30

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Solution

The fourth proportional to 10,808.93, 16,220.70 and 4,234.30 is: 6,354.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.93 : 16,220.70 = 4,234.30 : x
  2. Step 2: Convert to fraction form
    10,808.93/16,220.70 = 4,234.30/x
  3. Step 3: Cross multiply
    10,808.93x = 16,220.70 × 4,234.30
  4. Step 4: Simplify right side
    10,808.93x = 68,683,269.46
  5. Step 5: Solve for x
    x = 68,683,269.46/10,808.93
  6. Step 6: Final answer
    x = 6,354.31

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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.