Home / 3,580.24-5,368.19-1,605.50

Finding the Fourth Proportional to 3,580.24, 5,368.19 and 1,605.50

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Solution

The fourth proportional to 3,580.24, 5,368.19 and 1,605.50 is: 2,407.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,580.24 : 5,368.19 = 1,605.50 : x
  2. Step 2: Convert to fraction form
    3,580.24/5,368.19 = 1,605.50/x
  3. Step 3: Cross multiply
    3,580.24x = 5,368.19 × 1,605.50
  4. Step 4: Simplify right side
    3,580.24x = 8,618,623.34
  5. Step 5: Solve for x
    x = 8,618,623.34/3,580.24
  6. Step 6: Final answer
    x = 2,407.28

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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.