Home / 5,055.35-7,586.28-2,133.68

Finding the Fourth Proportional to 5,055.35, 7,586.28 and 2,133.68

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Solution

The fourth proportional to 5,055.35, 7,586.28 and 2,133.68 is: 3,201.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,055.35 : 7,586.28 = 2,133.68 : x
  2. Step 2: Convert to fraction form
    5,055.35/7,586.28 = 2,133.68/x
  3. Step 3: Cross multiply
    5,055.35x = 7,586.28 × 2,133.68
  4. Step 4: Simplify right side
    5,055.35x = 16,186,655.98
  5. Step 5: Solve for x
    x = 16,186,655.98/5,055.35
  6. Step 6: Final answer
    x = 3,201.89

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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.