Home / 2,590.96-3,575.49-1,412.03

Finding the Fourth Proportional to 2,590.96, 3,575.49 and 1,412.03

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Solution

The fourth proportional to 2,590.96, 3,575.49 and 1,412.03 is: 1,948.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,590.96 : 3,575.49 = 1,412.03 : x
  2. Step 2: Convert to fraction form
    2,590.96/3,575.49 = 1,412.03/x
  3. Step 3: Cross multiply
    2,590.96x = 3,575.49 × 1,412.03
  4. Step 4: Simplify right side
    2,590.96x = 5,048,699.14
  5. Step 5: Solve for x
    x = 5,048,699.14/2,590.96
  6. Step 6: Final answer
    x = 1,948.58

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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.