Home / 6,247.78-8,622.80-3,595.14

Finding the Fourth Proportional to 6,247.78, 8,622.80 and 3,595.14

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Solution

The fourth proportional to 6,247.78, 8,622.80 and 3,595.14 is: 4,961.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.78 : 8,622.80 = 3,595.14 : x
  2. Step 2: Convert to fraction form
    6,247.78/8,622.80 = 3,595.14/x
  3. Step 3: Cross multiply
    6,247.78x = 8,622.80 × 3,595.14
  4. Step 4: Simplify right side
    6,247.78x = 31,000,173.19
  5. Step 5: Solve for x
    x = 31,000,173.19/6,247.78
  6. Step 6: Final answer
    x = 4,961.79

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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.