Home / 4,580.36-6,321.44-2,988.70

Finding the Fourth Proportional to 4,580.36, 6,321.44 and 2,988.70

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Solution

The fourth proportional to 4,580.36, 6,321.44 and 2,988.70 is: 4,124.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,580.36 : 6,321.44 = 2,988.70 : x
  2. Step 2: Convert to fraction form
    4,580.36/6,321.44 = 2,988.70/x
  3. Step 3: Cross multiply
    4,580.36x = 6,321.44 × 2,988.70
  4. Step 4: Simplify right side
    4,580.36x = 18,892,887.73
  5. Step 5: Solve for x
    x = 18,892,887.73/4,580.36
  6. Step 6: Final answer
    x = 4,124.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.