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Finding the Fourth Proportional to 5,703.98, 8,556.27 and 1,808.69

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Solution

The fourth proportional to 5,703.98, 8,556.27 and 1,808.69 is: 2,713.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,703.98 : 8,556.27 = 1,808.69 : x
  2. Step 2: Convert to fraction form
    5,703.98/8,556.27 = 1,808.69/x
  3. Step 3: Cross multiply
    5,703.98x = 8,556.27 × 1,808.69
  4. Step 4: Simplify right side
    5,703.98x = 15,475,590.42
  5. Step 5: Solve for x
    x = 15,475,590.42/5,703.98
  6. Step 6: Final answer
    x = 2,713.12

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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.