Home / 4,608.60-6,914.07-1,321.89

Finding the Fourth Proportional to 4,608.60, 6,914.07 and 1,321.89

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Solution

The fourth proportional to 4,608.60, 6,914.07 and 1,321.89 is: 1,983.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,608.60 : 6,914.07 = 1,321.89 : x
  2. Step 2: Convert to fraction form
    4,608.60/6,914.07 = 1,321.89/x
  3. Step 3: Cross multiply
    4,608.60x = 6,914.07 × 1,321.89
  4. Step 4: Simplify right side
    4,608.60x = 9,139,639.99
  5. Step 5: Solve for x
    x = 9,139,639.99/4,608.60
  6. Step 6: Final answer
    x = 1,983.17

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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.