Home / 3,890.53-5,838.23-1,582.03

Finding the Fourth Proportional to 3,890.53, 5,838.23 and 1,582.03

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Solution

The fourth proportional to 3,890.53, 5,838.23 and 1,582.03 is: 2,374.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890.53 : 5,838.23 = 1,582.03 : x
  2. Step 2: Convert to fraction form
    3,890.53/5,838.23 = 1,582.03/x
  3. Step 3: Cross multiply
    3,890.53x = 5,838.23 × 1,582.03
  4. Step 4: Simplify right side
    3,890.53x = 9,236,255.01
  5. Step 5: Solve for x
    x = 9,236,255.01/3,890.53
  6. Step 6: Final answer
    x = 2,374.04

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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.