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Finding the Fourth Proportional to 4,674.09, 7,011.08 and 2,702.69

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Solution

The fourth proportional to 4,674.09, 7,011.08 and 2,702.69 is: 4,053.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,674.09 : 7,011.08 = 2,702.69 : x
  2. Step 2: Convert to fraction form
    4,674.09/7,011.08 = 2,702.69/x
  3. Step 3: Cross multiply
    4,674.09x = 7,011.08 × 2,702.69
  4. Step 4: Simplify right side
    4,674.09x = 18,948,727.24
  5. Step 5: Solve for x
    x = 18,948,727.24/4,674.09
  6. Step 6: Final answer
    x = 4,053.99

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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.