Home / 4,658.66-6,981.42-2,579.60

Finding the Fourth Proportional to 4,658.66, 6,981.42 and 2,579.60

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Solution

The fourth proportional to 4,658.66, 6,981.42 and 2,579.60 is: 3,865.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,658.66 : 6,981.42 = 2,579.60 : x
  2. Step 2: Convert to fraction form
    4,658.66/6,981.42 = 2,579.60/x
  3. Step 3: Cross multiply
    4,658.66x = 6,981.42 × 2,579.60
  4. Step 4: Simplify right side
    4,658.66x = 18,009,271.03
  5. Step 5: Solve for x
    x = 18,009,271.03/4,658.66
  6. Step 6: Final answer
    x = 3,865.76

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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.