Home / 10,803.87-16,205.76-4,234.68

Finding the Fourth Proportional to 10,803.87, 16,205.76 and 4,234.68

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Solution

The fourth proportional to 10,803.87, 16,205.76 and 4,234.68 is: 6,352.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,803.87 : 16,205.76 = 4,234.68 : x
  2. Step 2: Convert to fraction form
    10,803.87/16,205.76 = 4,234.68/x
  3. Step 3: Cross multiply
    10,803.87x = 16,205.76 × 4,234.68
  4. Step 4: Simplify right side
    10,803.87x = 68,626,207.76
  5. Step 5: Solve for x
    x = 68,626,207.76/10,803.87
  6. Step 6: Final answer
    x = 6,352.00

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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.