Home / 10,808.52-16,219.04-4,234.40

Finding the Fourth Proportional to 10,808.52, 16,219.04 and 4,234.40

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Solution

The fourth proportional to 10,808.52, 16,219.04 and 4,234.40 is: 6,354.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,808.52 : 16,219.04 = 4,234.40 : x
  2. Step 2: Convert to fraction form
    10,808.52/16,219.04 = 4,234.40/x
  3. Step 3: Cross multiply
    10,808.52x = 16,219.04 × 4,234.40
  4. Step 4: Simplify right side
    10,808.52x = 68,677,902.98
  5. Step 5: Solve for x
    x = 68,677,902.98/10,808.52
  6. Step 6: Final answer
    x = 6,354.05

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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.