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Finding the Fourth Proportional to 2,476.08, 3,713.98 and 697.26

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Solution

The fourth proportional to 2,476.08, 3,713.98 and 697.26 is: 1,045.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,476.08 : 3,713.98 = 697.26 : x
  2. Step 2: Convert to fraction form
    2,476.08/3,713.98 = 697.26/x
  3. Step 3: Cross multiply
    2,476.08x = 3,713.98 × 697.26
  4. Step 4: Simplify right side
    2,476.08x = 2,589,591.12
  5. Step 5: Solve for x
    x = 2,589,591.12/2,476.08
  6. Step 6: Final answer
    x = 1,045.84

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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.