Home / 3,673.16-5,505.18-1,480.70

Finding the Fourth Proportional to 3,673.16, 5,505.18 and 1,480.70

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Solution

The fourth proportional to 3,673.16, 5,505.18 and 1,480.70 is: 2,219.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,673.16 : 5,505.18 = 1,480.70 : x
  2. Step 2: Convert to fraction form
    3,673.16/5,505.18 = 1,480.70/x
  3. Step 3: Cross multiply
    3,673.16x = 5,505.18 × 1,480.70
  4. Step 4: Simplify right side
    3,673.16x = 8,151,520.03
  5. Step 5: Solve for x
    x = 8,151,520.03/3,673.16
  6. Step 6: Final answer
    x = 2,219.21

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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.