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Finding the Fourth Proportional to 2,670.04, 3,684.18 and 1,491.04

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Solution

The fourth proportional to 2,670.04, 3,684.18 and 1,491.04 is: 2,057.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,670.04 : 3,684.18 = 1,491.04 : x
  2. Step 2: Convert to fraction form
    2,670.04/3,684.18 = 1,491.04/x
  3. Step 3: Cross multiply
    2,670.04x = 3,684.18 × 1,491.04
  4. Step 4: Simplify right side
    2,670.04x = 5,493,259.75
  5. Step 5: Solve for x
    x = 5,493,259.75/2,670.04
  6. Step 6: Final answer
    x = 2,057.37

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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.