Home / 2,590.66-3,882.91-1,492.75

Finding the Fourth Proportional to 2,590.66, 3,882.91 and 1,492.75

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Solution

The fourth proportional to 2,590.66, 3,882.91 and 1,492.75 is: 2,237.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.66 : 3,882.91 = 1,492.75 : x
  2. Step 2: Convert to fraction form
    2,590.66/3,882.91 = 1,492.75/x
  3. Step 3: Cross multiply
    2,590.66x = 3,882.91 × 1,492.75
  4. Step 4: Simplify right side
    2,590.66x = 5,796,213.90
  5. Step 5: Solve for x
    x = 5,796,213.90/2,590.66
  6. Step 6: Final answer
    x = 2,237.35

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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.