Home / 10,826.85-16,235.82-4,162.62

Finding the Fourth Proportional to 10,826.85, 16,235.82 and 4,162.62

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Solution

The fourth proportional to 10,826.85, 16,235.82 and 4,162.62 is: 6,242.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,826.85 : 16,235.82 = 4,162.62 : x
  2. Step 2: Convert to fraction form
    10,826.85/16,235.82 = 4,162.62/x
  3. Step 3: Cross multiply
    10,826.85x = 16,235.82 × 4,162.62
  4. Step 4: Simplify right side
    10,826.85x = 67,583,549.05
  5. Step 5: Solve for x
    x = 67,583,549.05/10,826.85
  6. Step 6: Final answer
    x = 6,242.22

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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.