Home / 2,564.32-3,537.12-1,778.08

Finding the Fourth Proportional to 2,564.32, 3,537.12 and 1,778.08

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Solution

The fourth proportional to 2,564.32, 3,537.12 and 1,778.08 is: 2,452.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,564.32 : 3,537.12 = 1,778.08 : x
  2. Step 2: Convert to fraction form
    2,564.32/3,537.12 = 1,778.08/x
  3. Step 3: Cross multiply
    2,564.32x = 3,537.12 × 1,778.08
  4. Step 4: Simplify right side
    2,564.32x = 6,289,282.33
  5. Step 5: Solve for x
    x = 6,289,282.33/2,564.32
  6. Step 6: Final answer
    x = 2,452.61

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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.