Home / 4,455.02-6,678.11-2,110.88

Finding the Fourth Proportional to 4,455.02, 6,678.11 and 2,110.88

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Solution

The fourth proportional to 4,455.02, 6,678.11 and 2,110.88 is: 3,164.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,455.02 : 6,678.11 = 2,110.88 : x
  2. Step 2: Convert to fraction form
    4,455.02/6,678.11 = 2,110.88/x
  3. Step 3: Cross multiply
    4,455.02x = 6,678.11 × 2,110.88
  4. Step 4: Simplify right side
    4,455.02x = 14,096,660.72
  5. Step 5: Solve for x
    x = 14,096,660.72/4,455.02
  6. Step 6: Final answer
    x = 3,164.22

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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.