Home / 4,717.93-7,079.61-2,771.50

Finding the Fourth Proportional to 4,717.93, 7,079.61 and 2,771.50

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Solution

The fourth proportional to 4,717.93, 7,079.61 and 2,771.50 is: 4,158.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,717.93 : 7,079.61 = 2,771.50 : x
  2. Step 2: Convert to fraction form
    4,717.93/7,079.61 = 2,771.50/x
  3. Step 3: Cross multiply
    4,717.93x = 7,079.61 × 2,771.50
  4. Step 4: Simplify right side
    4,717.93x = 19,621,139.12
  5. Step 5: Solve for x
    x = 19,621,139.12/4,717.93
  6. Step 6: Final answer
    x = 4,158.84

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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.