Home / 5,383.65-8,064.45-3,187.02

Finding the Fourth Proportional to 5,383.65, 8,064.45 and 3,187.02

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Solution

The fourth proportional to 5,383.65, 8,064.45 and 3,187.02 is: 4,774.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,383.65 : 8,064.45 = 3,187.02 : x
  2. Step 2: Convert to fraction form
    5,383.65/8,064.45 = 3,187.02/x
  3. Step 3: Cross multiply
    5,383.65x = 8,064.45 × 3,187.02
  4. Step 4: Simplify right side
    5,383.65x = 25,701,563.44
  5. Step 5: Solve for x
    x = 25,701,563.44/5,383.65
  6. Step 6: Final answer
    x = 4,774.00

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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.