Home / 8,530.20-12,795.66-4,150.98

Finding the Fourth Proportional to 8,530.20, 12,795.66 and 4,150.98

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Solution

The fourth proportional to 8,530.20, 12,795.66 and 4,150.98 is: 6,226.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,530.20 : 12,795.66 = 4,150.98 : x
  2. Step 2: Convert to fraction form
    8,530.20/12,795.66 = 4,150.98/x
  3. Step 3: Cross multiply
    8,530.20x = 12,795.66 × 4,150.98
  4. Step 4: Simplify right side
    8,530.20x = 53,114,528.75
  5. Step 5: Solve for x
    x = 53,114,528.75/8,530.20
  6. Step 6: Final answer
    x = 6,226.65

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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.