Home / 5,020.47-7,527.06-2,099.61

Finding the Fourth Proportional to 5,020.47, 7,527.06 and 2,099.61

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Solution

The fourth proportional to 5,020.47, 7,527.06 and 2,099.61 is: 3,147.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,020.47 : 7,527.06 = 2,099.61 : x
  2. Step 2: Convert to fraction form
    5,020.47/7,527.06 = 2,099.61/x
  3. Step 3: Cross multiply
    5,020.47x = 7,527.06 × 2,099.61
  4. Step 4: Simplify right side
    5,020.47x = 15,803,890.45
  5. Step 5: Solve for x
    x = 15,803,890.45/5,020.47
  6. Step 6: Final answer
    x = 3,147.89

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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.