Home / 3,523.57-5,285.70-1,302.98

Finding the Fourth Proportional to 3,523.57, 5,285.70 and 1,302.98

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Solution

The fourth proportional to 3,523.57, 5,285.70 and 1,302.98 is: 1,954.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.57 : 5,285.70 = 1,302.98 : x
  2. Step 2: Convert to fraction form
    3,523.57/5,285.70 = 1,302.98/x
  3. Step 3: Cross multiply
    3,523.57x = 5,285.70 × 1,302.98
  4. Step 4: Simplify right side
    3,523.57x = 6,887,174.60
  5. Step 5: Solve for x
    x = 6,887,174.60/3,523.57
  6. Step 6: Final answer
    x = 1,954.60

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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.