Home / 5,540.84-8,306.13-2,907.80

Finding the Fourth Proportional to 5,540.84, 8,306.13 and 2,907.80

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Solution

The fourth proportional to 5,540.84, 8,306.13 and 2,907.80 is: 4,359.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,540.84 : 8,306.13 = 2,907.80 : x
  2. Step 2: Convert to fraction form
    5,540.84/8,306.13 = 2,907.80/x
  3. Step 3: Cross multiply
    5,540.84x = 8,306.13 × 2,907.80
  4. Step 4: Simplify right side
    5,540.84x = 24,152,564.81
  5. Step 5: Solve for x
    x = 24,152,564.81/5,540.84
  6. Step 6: Final answer
    x = 4,359.01

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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.