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Finding the Fourth Proportional to 5,809.68, 8,709.48 and 2,344.68

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Solution

The fourth proportional to 5,809.68, 8,709.48 and 2,344.68 is: 3,514.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,809.68 : 8,709.48 = 2,344.68 : x
  2. Step 2: Convert to fraction form
    5,809.68/8,709.48 = 2,344.68/x
  3. Step 3: Cross multiply
    5,809.68x = 8,709.48 × 2,344.68
  4. Step 4: Simplify right side
    5,809.68x = 20,420,943.57
  5. Step 5: Solve for x
    x = 20,420,943.57/5,809.68
  6. Step 6: Final answer
    x = 3,514.99

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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.