Home / 3,587.94-5,381.84-2,665.08

Finding the Fourth Proportional to 3,587.94, 5,381.84 and 2,665.08

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Solution

The fourth proportional to 3,587.94, 5,381.84 and 2,665.08 is: 3,997.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,587.94 : 5,381.84 = 2,665.08 : x
  2. Step 2: Convert to fraction form
    3,587.94/5,381.84 = 2,665.08/x
  3. Step 3: Cross multiply
    3,587.94x = 5,381.84 × 2,665.08
  4. Step 4: Simplify right side
    3,587.94x = 14,343,034.15
  5. Step 5: Solve for x
    x = 14,343,034.15/3,587.94
  6. Step 6: Final answer
    x = 3,997.57

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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.