Home / 2,590.88-3,575.44-1,411.96

Finding the Fourth Proportional to 2,590.88, 3,575.44 and 1,411.96

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Solution

The fourth proportional to 2,590.88, 3,575.44 and 1,411.96 is: 1,948.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.88 : 3,575.44 = 1,411.96 : x
  2. Step 2: Convert to fraction form
    2,590.88/3,575.44 = 1,411.96/x
  3. Step 3: Cross multiply
    2,590.88x = 3,575.44 × 1,411.96
  4. Step 4: Simplify right side
    2,590.88x = 5,048,378.26
  5. Step 5: Solve for x
    x = 5,048,378.26/2,590.88
  6. Step 6: Final answer
    x = 1,948.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.