Home / 3,701.72-5,549.85-1,360.51

Finding the Fourth Proportional to 3,701.72, 5,549.85 and 1,360.51

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Solution

The fourth proportional to 3,701.72, 5,549.85 and 1,360.51 is: 2,039.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,701.72 : 5,549.85 = 1,360.51 : x
  2. Step 2: Convert to fraction form
    3,701.72/5,549.85 = 1,360.51/x
  3. Step 3: Cross multiply
    3,701.72x = 5,549.85 × 1,360.51
  4. Step 4: Simplify right side
    3,701.72x = 7,550,612.55
  5. Step 5: Solve for x
    x = 7,550,612.55/3,701.72
  6. Step 6: Final answer
    x = 2,039.76

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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.