Home / 3,580.11-5,368.00-1,605.38

Finding the Fourth Proportional to 3,580.11, 5,368.00 and 1,605.38

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Solution

The fourth proportional to 3,580.11, 5,368.00 and 1,605.38 is: 2,407.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.11 : 5,368.00 = 1,605.38 : x
  2. Step 2: Convert to fraction form
    3,580.11/5,368.00 = 1,605.38/x
  3. Step 3: Cross multiply
    3,580.11x = 5,368.00 × 1,605.38
  4. Step 4: Simplify right side
    3,580.11x = 8,617,648.99
  5. Step 5: Solve for x
    x = 8,617,648.99/3,580.11
  6. Step 6: Final answer
    x = 2,407.09

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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.