Home / 5,577.86-8,360.72-2,290.07

Finding the Fourth Proportional to 5,577.86, 8,360.72 and 2,290.07

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Solution

The fourth proportional to 5,577.86, 8,360.72 and 2,290.07 is: 3,432.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,577.86 : 8,360.72 = 2,290.07 : x
  2. Step 2: Convert to fraction form
    5,577.86/8,360.72 = 2,290.07/x
  3. Step 3: Cross multiply
    5,577.86x = 8,360.72 × 2,290.07
  4. Step 4: Simplify right side
    5,577.86x = 19,146,652.09
  5. Step 5: Solve for x
    x = 19,146,652.09/5,577.86
  6. Step 6: Final answer
    x = 3,432.61

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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.