Home / 4,579-6,320.58-3,085.96

Finding the Fourth Proportional to 4,579, 6,320.58 and 3,085.96

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Solution

The fourth proportional to 4,579, 6,320.58 and 3,085.96 is: 4,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,579 : 6,320.58 = 3,085.96 : x
  2. Step 2: Convert to fraction form
    4,579/6,320.58 = 3,085.96/x
  3. Step 3: Cross multiply
    4,579x = 6,320.58 × 3,085.96
  4. Step 4: Simplify right side
    4,579x = 19,505,057.06
  5. Step 5: Solve for x
    x = 19,505,057.06/4,579
  6. Step 6: Final answer
    x = 4,259.68

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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.