Home / 2,590.10-3,873.29-1,932.46

Finding the Fourth Proportional to 2,590.10, 3,873.29 and 1,932.46

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Solution

The fourth proportional to 2,590.10, 3,873.29 and 1,932.46 is: 2,889.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.10 : 3,873.29 = 1,932.46 : x
  2. Step 2: Convert to fraction form
    2,590.10/3,873.29 = 1,932.46/x
  3. Step 3: Cross multiply
    2,590.10x = 3,873.29 × 1,932.46
  4. Step 4: Simplify right side
    2,590.10x = 7,484,974.95
  5. Step 5: Solve for x
    x = 7,484,974.95/2,590.10
  6. Step 6: Final answer
    x = 2,889.84

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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.