Home / 9,250.11-12,775.67-6,219.96

Finding the Fourth Proportional to 9,250.11, 12,775.67 and 6,219.96

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Solution

The fourth proportional to 9,250.11, 12,775.67 and 6,219.96 is: 8,590.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,250.11 : 12,775.67 = 6,219.96 : x
  2. Step 2: Convert to fraction form
    9,250.11/12,775.67 = 6,219.96/x
  3. Step 3: Cross multiply
    9,250.11x = 12,775.67 × 6,219.96
  4. Step 4: Simplify right side
    9,250.11x = 79,464,156.37
  5. Step 5: Solve for x
    x = 79,464,156.37/9,250.11
  6. Step 6: Final answer
    x = 8,590.62

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.