Home / 5,371.80-8,045.55-3,184.80

Finding the Fourth Proportional to 5,371.80, 8,045.55 and 3,184.80

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Solution

The fourth proportional to 5,371.80, 8,045.55 and 3,184.80 is: 4,770.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.80 : 8,045.55 = 3,184.80 : x
  2. Step 2: Convert to fraction form
    5,371.80/8,045.55 = 3,184.80/x
  3. Step 3: Cross multiply
    5,371.80x = 8,045.55 × 3,184.80
  4. Step 4: Simplify right side
    5,371.80x = 25,623,467.64
  5. Step 5: Solve for x
    x = 25,623,467.64/5,371.80
  6. Step 6: Final answer
    x = 4,770.00

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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.