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Finding the Fourth Proportional to 5,402.73, 8,104.92 and 1,703.73

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Solution

The fourth proportional to 5,402.73, 8,104.92 and 1,703.73 is: 2,555.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,402.73 : 8,104.92 = 1,703.73 : x
  2. Step 2: Convert to fraction form
    5,402.73/8,104.92 = 1,703.73/x
  3. Step 3: Cross multiply
    5,402.73x = 8,104.92 × 1,703.73
  4. Step 4: Simplify right side
    5,402.73x = 13,808,595.35
  5. Step 5: Solve for x
    x = 13,808,595.35/5,402.73
  6. Step 6: Final answer
    x = 2,555.86

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1.5x scale

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.