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Finding the Fourth Proportional to 2,805.04, 4,204.37 and 1,706.99

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Solution

The fourth proportional to 2,805.04, 4,204.37 and 1,706.99 is: 2,558.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805.04 : 4,204.37 = 1,706.99 : x
  2. Step 2: Convert to fraction form
    2,805.04/4,204.37 = 1,706.99/x
  3. Step 3: Cross multiply
    2,805.04x = 4,204.37 × 1,706.99
  4. Step 4: Simplify right side
    2,805.04x = 7,176,800.79
  5. Step 5: Solve for x
    x = 7,176,800.79/2,805.04
  6. Step 6: Final answer
    x = 2,558.54

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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.