Home / 10,818.24-16,234.65-4,896.74

Finding the Fourth Proportional to 10,818.24, 16,234.65 and 4,896.74

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Solution

The fourth proportional to 10,818.24, 16,234.65 and 4,896.74 is: 7,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,818.24 : 16,234.65 = 4,896.74 : x
  2. Step 2: Convert to fraction form
    10,818.24/16,234.65 = 4,896.74/x
  3. Step 3: Cross multiply
    10,818.24x = 16,234.65 × 4,896.74
  4. Step 4: Simplify right side
    10,818.24x = 79,496,778.87
  5. Step 5: Solve for x
    x = 79,496,778.87/10,818.24
  6. Step 6: Final answer
    x = 7,348.40

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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.