Home / 2,582.10-3,869.38-1,605.24

Finding the Fourth Proportional to 2,582.10, 3,869.38 and 1,605.24

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Solution

The fourth proportional to 2,582.10, 3,869.38 and 1,605.24 is: 2,405.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.10 : 3,869.38 = 1,605.24 : x
  2. Step 2: Convert to fraction form
    2,582.10/3,869.38 = 1,605.24/x
  3. Step 3: Cross multiply
    2,582.10x = 3,869.38 × 1,605.24
  4. Step 4: Simplify right side
    2,582.10x = 6,211,283.55
  5. Step 5: Solve for x
    x = 6,211,283.55/2,582.10
  6. Step 6: Final answer
    x = 2,405.52

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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.