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Finding the Fourth Proportional to 3,465.84, 5,193.84 and 2,682.19

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Solution

The fourth proportional to 3,465.84, 5,193.84 and 2,682.19 is: 4,019.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,465.84 : 5,193.84 = 2,682.19 : x
  2. Step 2: Convert to fraction form
    3,465.84/5,193.84 = 2,682.19/x
  3. Step 3: Cross multiply
    3,465.84x = 5,193.84 × 2,682.19
  4. Step 4: Simplify right side
    3,465.84x = 13,930,865.71
  5. Step 5: Solve for x
    x = 13,930,865.71/3,465.84
  6. Step 6: Final answer
    x = 4,019.48

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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.