Home / 2,582.03-3,869.62-1,889.70

Finding the Fourth Proportional to 2,582.03, 3,869.62 and 1,889.70

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Solution

The fourth proportional to 2,582.03, 3,869.62 and 1,889.70 is: 2,832.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,582.03 : 3,869.62 = 1,889.70 : x
  2. Step 2: Convert to fraction form
    2,582.03/3,869.62 = 1,889.70/x
  3. Step 3: Cross multiply
    2,582.03x = 3,869.62 × 1,889.70
  4. Step 4: Simplify right side
    2,582.03x = 7,312,444.96
  5. Step 5: Solve for x
    x = 7,312,444.96/2,582.03
  6. Step 6: Final answer
    x = 2,832.06

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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.