Home / 4,394.97-6,588.70-1,620.25

Finding the Fourth Proportional to 4,394.97, 6,588.70 and 1,620.25

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Solution

The fourth proportional to 4,394.97, 6,588.70 and 1,620.25 is: 2,428.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,394.97 : 6,588.70 = 1,620.25 : x
  2. Step 2: Convert to fraction form
    4,394.97/6,588.70 = 1,620.25/x
  3. Step 3: Cross multiply
    4,394.97x = 6,588.70 × 1,620.25
  4. Step 4: Simplify right side
    4,394.97x = 10,675,341.18
  5. Step 5: Solve for x
    x = 10,675,341.18/4,394.97
  6. Step 6: Final answer
    x = 2,428.99

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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.