Home / 4,785.87-7,171.49-2,011.02

Finding the Fourth Proportional to 4,785.87, 7,171.49 and 2,011.02

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Solution

The fourth proportional to 4,785.87, 7,171.49 and 2,011.02 is: 3,013.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,785.87 : 7,171.49 = 2,011.02 : x
  2. Step 2: Convert to fraction form
    4,785.87/7,171.49 = 2,011.02/x
  3. Step 3: Cross multiply
    4,785.87x = 7,171.49 × 2,011.02
  4. Step 4: Simplify right side
    4,785.87x = 14,421,999.76
  5. Step 5: Solve for x
    x = 14,421,999.76/4,785.87
  6. Step 6: Final answer
    x = 3,013.46

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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.