Home / 6,179.78-9,303.21-5,644.10

Finding the Fourth Proportional to 6,179.78, 9,303.21 and 5,644.10

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Solution

The fourth proportional to 6,179.78, 9,303.21 and 5,644.10 is: 8,496.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,179.78 : 9,303.21 = 5,644.10 : x
  2. Step 2: Convert to fraction form
    6,179.78/9,303.21 = 5,644.10/x
  3. Step 3: Cross multiply
    6,179.78x = 9,303.21 × 5,644.10
  4. Step 4: Simplify right side
    6,179.78x = 52,508,247.56
  5. Step 5: Solve for x
    x = 52,508,247.56/6,179.78
  6. Step 6: Final answer
    x = 8,496.78

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.